1680722325

素因数分解:

$3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{40819}}^1$

素因数の和:40899

約数の個数: 48

約数和(自身を含む): 3138241600

約数和(自身を除く): 1457519275

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 135, 183, 225, 305, 549, 675, 915, 1525, 1647, 2745, 4575, 8235, 13725, 40819, 41175, 122457, 204095, 367371, 612285, 1020475, 1102113, 1836855, 2489959, 3061425, 5510565, 7469877, 9184275, 12449795, 22409631, 27552825, 37349385, 62248975, 67228893, 112048155, 186746925, 336144465, 560240775, 1680722325]

約数ペア:

[(1, 1680722325), (3, 560240775), (5, 336144465), (9, 186746925), (15, 112048155), (25, 67228893), (27, 62248975), (45, 37349385), (61, 27552825), (75, 22409631), (135, 12449795), (183, 9184275), (225, 7469877), (305, 5510565), (549, 3061425), (675, 2489959), (915, 1836855), (1525, 1102113), (1647, 1020475), (2745, 612285), (4575, 367371), (8235, 204095), (13725, 122457), (40819, 41175)]