126670700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{701}}^1$

素因数の和:867

約数の個数: 72

約数和(自身を含む): 298574640

約数和(自身を除く): 171903940

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 139, 260, 278, 325, 556, 650, 695, 701, 1300, 1390, 1402, 1807, 2780, 2804, 3475, 3505, 3614, 6950, 7010, 7228, 9035, 9113, 13900, 14020, 17525, 18070, 18226, 35050, 36140, 36452, 45175, 45565, 70100, 90350, 91130, 97439, 180700, 182260, 194878, 227825, 389756, 455650, 487195, 911300, 974390, 1266707, 1948780, 2435975, 2533414, 4871950, 5066828, 6333535, 9743900, 12667070, 25334140, 31667675, 63335350, 126670700]

約数ペア:

[(1, 126670700), (2, 63335350), (4, 31667675), (5, 25334140), (10, 12667070), (13, 9743900), (20, 6333535), (25, 5066828), (26, 4871950), (50, 2533414), (52, 2435975), (65, 1948780), (100, 1266707), (130, 974390), (139, 911300), (260, 487195), (278, 455650), (325, 389756), (556, 227825), (650, 194878), (695, 182260), (701, 180700), (1300, 97439), (1390, 91130), (1402, 90350), (1807, 70100), (2780, 45565), (2804, 45175), (3475, 36452), (3505, 36140), (3614, 35050), (6950, 18226), (7010, 18070), (7228, 17525), (9035, 14020), (9113, 13900)]