739444880

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:804

約数の個数: 80

約数和(自身を含む): 1748821104

約数和(自身を除く): 1009376224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 157, 226, 314, 452, 521, 565, 628, 785, 904, 1042, 1130, 1256, 1570, 1808, 2084, 2260, 2512, 2605, 3140, 4168, 4520, 5210, 6280, 8336, 9040, 10420, 12560, 17741, 20840, 35482, 41680, 58873, 70964, 81797, 88705, 117746, 141928, 163594, 177410, 235492, 283856, 294365, 327188, 354820, 408985, 470984, 588730, 654376, 709640, 817970, 941968, 1177460, 1308752, 1419280, 1635940, 2354920, 3271880, 4709840, 6543760, 9243061, 18486122, 36972244, 46215305, 73944488, 92430610, 147888976, 184861220, 369722440, 739444880]

約数ペア:

[(1, 739444880), (2, 369722440), (4, 184861220), (5, 147888976), (8, 92430610), (10, 73944488), (16, 46215305), (20, 36972244), (40, 18486122), (80, 9243061), (113, 6543760), (157, 4709840), (226, 3271880), (314, 2354920), (452, 1635940), (521, 1419280), (565, 1308752), (628, 1177460), (785, 941968), (904, 817970), (1042, 709640), (1130, 654376), (1256, 588730), (1570, 470984), (1808, 408985), (2084, 354820), (2260, 327188), (2512, 294365), (2605, 283856), (3140, 235492), (4168, 177410), (4520, 163594), (5210, 141928), (6280, 117746), (8336, 88705), (9040, 81797), (10420, 70964), (12560, 58873), (17741, 41680), (20840, 35482)]