647569100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{3371}}^1$

素因数の和:3515

約数の個数: 72

約数和(自身を含む): 1501497648

約数和(自身を除く): 853928548

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 113, 170, 226, 340, 425, 452, 565, 850, 1130, 1700, 1921, 2260, 2825, 3371, 3842, 5650, 6742, 7684, 9605, 11300, 13484, 16855, 19210, 33710, 38420, 48025, 57307, 67420, 84275, 96050, 114614, 168550, 192100, 229228, 286535, 337100, 380923, 573070, 761846, 1146140, 1432675, 1523692, 1904615, 2865350, 3809230, 5730700, 6475691, 7618460, 9523075, 12951382, 19046150, 25902764, 32378455, 38092300, 64756910, 129513820, 161892275, 323784550, 647569100]

約数ペア:

[(1, 647569100), (2, 323784550), (4, 161892275), (5, 129513820), (10, 64756910), (17, 38092300), (20, 32378455), (25, 25902764), (34, 19046150), (50, 12951382), (68, 9523075), (85, 7618460), (100, 6475691), (113, 5730700), (170, 3809230), (226, 2865350), (340, 1904615), (425, 1523692), (452, 1432675), (565, 1146140), (850, 761846), (1130, 573070), (1700, 380923), (1921, 337100), (2260, 286535), (2825, 229228), (3371, 192100), (3842, 168550), (5650, 114614), (6742, 96050), (7684, 84275), (9605, 67420), (11300, 57307), (13484, 48025), (16855, 38420), (19210, 33710)]