42547500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 180

約数和(自身を含む): 141004864

約数和(自身を除く): 98457364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 61, 62, 75, 90, 93, 100, 122, 124, 125, 150, 155, 180, 183, 186, 225, 244, 250, 279, 300, 305, 310, 366, 372, 375, 450, 465, 500, 549, 558, 610, 620, 625, 732, 750, 775, 900, 915, 930, 1098, 1116, 1125, 1220, 1250, 1395, 1500, 1525, 1550, 1830, 1860, 1875, 1891, 2196, 2250, 2325, 2500, 2745, 2790, 3050, 3100, 3660, 3750, 3782, 3875, 4500, 4575, 4650, 5490, 5580, 5625, 5673, 6100, 6975, 7500, 7564, 7625, 7750, 9150, 9300, 9455, 10980, 11250, 11346, 11625, 13725, 13950, 15250, 15500, 17019, 18300, 18910, 19375, 22500, 22692, 22875, 23250, 27450, 27900, 28365, 30500, 34038, 34875, 37820, 38125, 38750, 45750, 46500, 47275, 54900, 56730, 58125, 68076, 68625, 69750, 76250, 77500, 85095, 91500, 94550, 113460, 114375, 116250, 137250, 139500, 141825, 152500, 170190, 174375, 189100, 228750, 232500, 236375, 274500, 283650, 340380, 343125, 348750, 425475, 457500, 472750, 567300, 686250, 697500, 709125, 850950, 945500, 1181875, 1372500, 1418250, 1701900, 2127375, 2363750, 2836500, 3545625, 4254750, 4727500, 7091250, 8509500, 10636875, 14182500, 21273750, 42547500]

約数ペア:

[(1, 42547500), (2, 21273750), (3, 14182500), (4, 10636875), (5, 8509500), (6, 7091250), (9, 4727500), (10, 4254750), (12, 3545625), (15, 2836500), (18, 2363750), (20, 2127375), (25, 1701900), (30, 1418250), (31, 1372500), (36, 1181875), (45, 945500), (50, 850950), (60, 709125), (61, 697500), (62, 686250), (75, 567300), (90, 472750), (93, 457500), (100, 425475), (122, 348750), (124, 343125), (125, 340380), (150, 283650), (155, 274500), (180, 236375), (183, 232500), (186, 228750), (225, 189100), (244, 174375), (250, 170190), (279, 152500), (300, 141825), (305, 139500), (310, 137250), (366, 116250), (372, 114375), (375, 113460), (450, 94550), (465, 91500), (500, 85095), (549, 77500), (558, 76250), (610, 69750), (620, 68625), (625, 68076), (732, 58125), (750, 56730), (775, 54900), (900, 47275), (915, 46500), (930, 45750), (1098, 38750), (1116, 38125), (1125, 37820), (1220, 34875), (1250, 34038), (1395, 30500), (1500, 28365), (1525, 27900), (1550, 27450), (1830, 23250), (1860, 22875), (1875, 22692), (1891, 22500), (2196, 19375), (2250, 18910), (2325, 18300), (2500, 17019), (2745, 15500), (2790, 15250), (3050, 13950), (3100, 13725), (3660, 11625), (3750, 11346), (3782, 11250), (3875, 10980), (4500, 9455), (4575, 9300), (4650, 9150), (5490, 7750), (5580, 7625), (5625, 7564), (5673, 7500), (6100, 6975)]