774651577360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1989551}}^1$

素因数の和:1989752

約数の個数: 80

約数和(自身を含む): 1871006533632

約数和(自身を除く): 1096354956272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 157, 248, 310, 314, 496, 620, 628, 785, 1240, 1256, 1570, 2480, 2512, 3140, 4867, 6280, 9734, 12560, 19468, 24335, 38936, 48670, 77872, 97340, 194680, 389360, 1989551, 3979102, 7958204, 9947755, 15916408, 19895510, 31832816, 39791020, 61676081, 79582040, 123352162, 159164080, 246704324, 308380405, 312359507, 493408648, 616760810, 624719014, 986817296, 1233521620, 1249438028, 1561797535, 2467043240, 2498876056, 3123595070, 4934086480, 4997752112, 6247190140, 9683144717, 12494380280, 19366289434, 24988760560, 38732578868, 48415723585, 77465157736, 96831447170, 154930315472, 193662894340, 387325788680, 774651577360]

約数ペア:

[(1, 774651577360), (2, 387325788680), (4, 193662894340), (5, 154930315472), (8, 96831447170), (10, 77465157736), (16, 48415723585), (20, 38732578868), (31, 24988760560), (40, 19366289434), (62, 12494380280), (80, 9683144717), (124, 6247190140), (155, 4997752112), (157, 4934086480), (248, 3123595070), (310, 2498876056), (314, 2467043240), (496, 1561797535), (620, 1249438028), (628, 1233521620), (785, 986817296), (1240, 624719014), (1256, 616760810), (1570, 493408648), (2480, 312359507), (2512, 308380405), (3140, 246704324), (4867, 159164080), (6280, 123352162), (9734, 79582040), (12560, 61676081), (19468, 39791020), (24335, 31832816), (38936, 19895510), (48670, 15916408), (77872, 9947755), (97340, 7958204), (194680, 3979102), (389360, 1989551)]