25625984

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 55263600

約数和(自身を除く): 29637616

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 64, 76, 82, 128, 152, 164, 257, 304, 328, 514, 608, 656, 779, 1028, 1216, 1312, 1558, 2056, 2432, 2624, 3116, 4112, 4883, 5248, 6232, 8224, 9766, 10537, 12464, 16448, 19532, 21074, 24928, 32896, 39064, 42148, 49856, 78128, 84296, 99712, 156256, 168592, 200203, 312512, 337184, 400406, 625024, 674368, 800812, 1348736, 1601624, 3203248, 6406496, 12812992, 25625984]

約数ペア:

[(1, 25625984), (2, 12812992), (4, 6406496), (8, 3203248), (16, 1601624), (19, 1348736), (32, 800812), (38, 674368), (41, 625024), (64, 400406), (76, 337184), (82, 312512), (128, 200203), (152, 168592), (164, 156256), (257, 99712), (304, 84296), (328, 78128), (514, 49856), (608, 42148), (656, 39064), (779, 32896), (1028, 24928), (1216, 21074), (1312, 19532), (1558, 16448), (2056, 12464), (2432, 10537), (2624, 9766), (3116, 8224), (4112, 6232), (4883, 5248)]