25902560

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 66134880

約数和(自身を除く): 40232320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 89, 107, 136, 160, 170, 178, 214, 272, 340, 356, 428, 445, 535, 544, 680, 712, 856, 890, 1070, 1360, 1424, 1513, 1712, 1780, 1819, 2140, 2720, 2848, 3026, 3424, 3560, 3638, 4280, 6052, 7120, 7276, 7565, 8560, 9095, 9523, 12104, 14240, 14552, 15130, 17120, 18190, 19046, 24208, 29104, 30260, 36380, 38092, 47615, 48416, 58208, 60520, 72760, 76184, 95230, 121040, 145520, 152368, 161891, 190460, 242080, 291040, 304736, 323782, 380920, 647564, 761840, 809455, 1295128, 1523680, 1618910, 2590256, 3237820, 5180512, 6475640, 12951280, 25902560]

約数ペア:

[(1, 25902560), (2, 12951280), (4, 6475640), (5, 5180512), (8, 3237820), (10, 2590256), (16, 1618910), (17, 1523680), (20, 1295128), (32, 809455), (34, 761840), (40, 647564), (68, 380920), (80, 323782), (85, 304736), (89, 291040), (107, 242080), (136, 190460), (160, 161891), (170, 152368), (178, 145520), (214, 121040), (272, 95230), (340, 76184), (356, 72760), (428, 60520), (445, 58208), (535, 48416), (544, 47615), (680, 38092), (712, 36380), (856, 30260), (890, 29104), (1070, 24208), (1360, 19046), (1424, 18190), (1513, 17120), (1712, 15130), (1780, 14552), (1819, 14240), (2140, 12104), (2720, 9523), (2848, 9095), (3026, 8560), (3424, 7565), (3560, 7276), (3638, 7120), (4280, 6052)]