25483120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:362

約数の個数: 80

約数和(自身を含む): 64683360

約数和(自身を除く): 39200240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 107, 130, 208, 214, 229, 260, 428, 458, 520, 535, 856, 916, 1040, 1070, 1145, 1391, 1712, 1832, 2140, 2290, 2782, 2977, 3664, 4280, 4580, 5564, 5954, 6955, 8560, 9160, 11128, 11908, 13910, 14885, 18320, 22256, 23816, 24503, 27820, 29770, 47632, 49006, 55640, 59540, 98012, 111280, 119080, 122515, 196024, 238160, 245030, 318539, 392048, 490060, 637078, 980120, 1274156, 1592695, 1960240, 2548312, 3185390, 5096624, 6370780, 12741560, 25483120]

約数ペア:

[(1, 25483120), (2, 12741560), (4, 6370780), (5, 5096624), (8, 3185390), (10, 2548312), (13, 1960240), (16, 1592695), (20, 1274156), (26, 980120), (40, 637078), (52, 490060), (65, 392048), (80, 318539), (104, 245030), (107, 238160), (130, 196024), (208, 122515), (214, 119080), (229, 111280), (260, 98012), (428, 59540), (458, 55640), (520, 49006), (535, 47632), (856, 29770), (916, 27820), (1040, 24503), (1070, 23816), (1145, 22256), (1391, 18320), (1712, 14885), (1832, 13910), (2140, 11908), (2290, 11128), (2782, 9160), (2977, 8560), (3664, 6955), (4280, 5954), (4580, 5564)]