25200256

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 54767880

約数和(自身を除く): 29567624

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 64, 68, 74, 128, 136, 148, 272, 296, 313, 544, 592, 626, 629, 1088, 1184, 1252, 1258, 2176, 2368, 2504, 2516, 4736, 5008, 5032, 5321, 10016, 10064, 10642, 11581, 20032, 20128, 21284, 23162, 40064, 40256, 42568, 46324, 80512, 85136, 92648, 170272, 185296, 196877, 340544, 370592, 393754, 681088, 741184, 787508, 1482368, 1575016, 3150032, 6300064, 12600128, 25200256]

約数ペア:

[(1, 25200256), (2, 12600128), (4, 6300064), (8, 3150032), (16, 1575016), (17, 1482368), (32, 787508), (34, 741184), (37, 681088), (64, 393754), (68, 370592), (74, 340544), (128, 196877), (136, 185296), (148, 170272), (272, 92648), (296, 85136), (313, 80512), (544, 46324), (592, 42568), (626, 40256), (629, 40064), (1088, 23162), (1184, 21284), (1252, 20128), (1258, 20032), (2176, 11581), (2368, 10642), (2504, 10064), (2516, 10016), (4736, 5321), (5008, 5032)]