19297500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:141

約数の個数: 120

約数和(自身を含む): 58781184

約数和(自身を除く): 39483684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 83, 93, 100, 124, 125, 150, 155, 166, 186, 249, 250, 300, 310, 332, 372, 375, 415, 465, 498, 500, 620, 625, 750, 775, 830, 930, 996, 1245, 1250, 1500, 1550, 1660, 1860, 1875, 2075, 2325, 2490, 2500, 2573, 3100, 3750, 3875, 4150, 4650, 4980, 5146, 6225, 7500, 7719, 7750, 8300, 9300, 10292, 10375, 11625, 12450, 12865, 15438, 15500, 19375, 20750, 23250, 24900, 25730, 30876, 31125, 38595, 38750, 41500, 46500, 51460, 51875, 58125, 62250, 64325, 77190, 77500, 103750, 116250, 124500, 128650, 154380, 155625, 192975, 207500, 232500, 257300, 311250, 321625, 385950, 622500, 643250, 771900, 964875, 1286500, 1608125, 1929750, 3216250, 3859500, 4824375, 6432500, 9648750, 19297500]

約数ペア:

[(1, 19297500), (2, 9648750), (3, 6432500), (4, 4824375), (5, 3859500), (6, 3216250), (10, 1929750), (12, 1608125), (15, 1286500), (20, 964875), (25, 771900), (30, 643250), (31, 622500), (50, 385950), (60, 321625), (62, 311250), (75, 257300), (83, 232500), (93, 207500), (100, 192975), (124, 155625), (125, 154380), (150, 128650), (155, 124500), (166, 116250), (186, 103750), (249, 77500), (250, 77190), (300, 64325), (310, 62250), (332, 58125), (372, 51875), (375, 51460), (415, 46500), (465, 41500), (498, 38750), (500, 38595), (620, 31125), (625, 30876), (750, 25730), (775, 24900), (830, 23250), (930, 20750), (996, 19375), (1245, 15500), (1250, 15438), (1500, 12865), (1550, 12450), (1660, 11625), (1860, 10375), (1875, 10292), (2075, 9300), (2325, 8300), (2490, 7750), (2500, 7719), (2573, 7500), (3100, 6225), (3750, 5146), (3875, 4980), (4150, 4650)]