51468750

素因数分解:

$2^1\times 3^3\times 5^6\times {\mathrm{61}}^1$

素因数の和:102

約数の個数: 112

約数和(自身を含む): 145310640

約数和(自身を除く): 93841890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 61, 75, 90, 122, 125, 135, 150, 183, 225, 250, 270, 305, 366, 375, 450, 549, 610, 625, 675, 750, 915, 1098, 1125, 1250, 1350, 1525, 1647, 1830, 1875, 2250, 2745, 3050, 3125, 3294, 3375, 3750, 4575, 5490, 5625, 6250, 6750, 7625, 8235, 9150, 9375, 11250, 13725, 15250, 15625, 16470, 16875, 18750, 22875, 27450, 28125, 31250, 33750, 38125, 41175, 45750, 46875, 56250, 68625, 76250, 82350, 84375, 93750, 114375, 137250, 140625, 168750, 190625, 205875, 228750, 281250, 343125, 381250, 411750, 421875, 571875, 686250, 843750, 953125, 1029375, 1143750, 1715625, 1906250, 2058750, 2859375, 3431250, 5146875, 5718750, 8578125, 10293750, 17156250, 25734375, 51468750]

約数ペア:

[(1, 51468750), (2, 25734375), (3, 17156250), (5, 10293750), (6, 8578125), (9, 5718750), (10, 5146875), (15, 3431250), (18, 2859375), (25, 2058750), (27, 1906250), (30, 1715625), (45, 1143750), (50, 1029375), (54, 953125), (61, 843750), (75, 686250), (90, 571875), (122, 421875), (125, 411750), (135, 381250), (150, 343125), (183, 281250), (225, 228750), (250, 205875), (270, 190625), (305, 168750), (366, 140625), (375, 137250), (450, 114375), (549, 93750), (610, 84375), (625, 82350), (675, 76250), (750, 68625), (915, 56250), (1098, 46875), (1125, 45750), (1250, 41175), (1350, 38125), (1525, 33750), (1647, 31250), (1830, 28125), (1875, 27450), (2250, 22875), (2745, 18750), (3050, 16875), (3125, 16470), (3294, 15625), (3375, 15250), (3750, 13725), (4575, 11250), (5490, 9375), (5625, 9150), (6250, 8235), (6750, 7625)]