64744875

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:286

約数の個数: 96

約数和(自身を含む): 132874560

約数和(自身を除く): 68129685

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 39, 45, 57, 65, 75, 95, 117, 125, 171, 195, 225, 233, 247, 285, 325, 375, 475, 585, 699, 741, 855, 975, 1125, 1165, 1235, 1425, 1625, 2097, 2223, 2375, 2925, 3029, 3495, 3705, 4275, 4427, 4875, 5825, 6175, 7125, 9087, 10485, 11115, 13281, 14625, 15145, 17475, 18525, 21375, 22135, 27261, 29125, 30875, 39843, 45435, 52425, 55575, 57551, 66405, 75725, 87375, 92625, 110675, 136305, 172653, 199215, 227175, 262125, 277875, 287755, 332025, 378625, 517959, 553375, 681525, 863265, 996075, 1135875, 1438775, 1660125, 2589795, 3407625, 4316325, 4980375, 7193875, 12948975, 21581625, 64744875]

約数ペア:

[(1, 64744875), (3, 21581625), (5, 12948975), (9, 7193875), (13, 4980375), (15, 4316325), (19, 3407625), (25, 2589795), (39, 1660125), (45, 1438775), (57, 1135875), (65, 996075), (75, 863265), (95, 681525), (117, 553375), (125, 517959), (171, 378625), (195, 332025), (225, 287755), (233, 277875), (247, 262125), (285, 227175), (325, 199215), (375, 172653), (475, 136305), (585, 110675), (699, 92625), (741, 87375), (855, 75725), (975, 66405), (1125, 57551), (1165, 55575), (1235, 52425), (1425, 45435), (1625, 39843), (2097, 30875), (2223, 29125), (2375, 27261), (2925, 22135), (3029, 21375), (3495, 18525), (3705, 17475), (4275, 15145), (4427, 14625), (4875, 13281), (5825, 11115), (6175, 10485), (7125, 9087)]