28626390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:638

約数の個数: 96

約数和(自身を含む): 82162080

約数和(自身を除く): 53535690

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 43, 45, 65, 78, 86, 90, 117, 129, 130, 195, 215, 234, 258, 387, 390, 430, 559, 569, 585, 645, 774, 1118, 1138, 1170, 1290, 1677, 1707, 1935, 2795, 2845, 3354, 3414, 3870, 5031, 5121, 5590, 5690, 7397, 8385, 8535, 10062, 10242, 14794, 16770, 17070, 22191, 24467, 25155, 25605, 36985, 44382, 48934, 50310, 51210, 66573, 73401, 73970, 110955, 122335, 133146, 146802, 220203, 221910, 244670, 318071, 332865, 367005, 440406, 636142, 665730, 734010, 954213, 1101015, 1590355, 1908426, 2202030, 2862639, 3180710, 4771065, 5725278, 9542130, 14313195, 28626390]

約数ペア:

[(1, 28626390), (2, 14313195), (3, 9542130), (5, 5725278), (6, 4771065), (9, 3180710), (10, 2862639), (13, 2202030), (15, 1908426), (18, 1590355), (26, 1101015), (30, 954213), (39, 734010), (43, 665730), (45, 636142), (65, 440406), (78, 367005), (86, 332865), (90, 318071), (117, 244670), (129, 221910), (130, 220203), (195, 146802), (215, 133146), (234, 122335), (258, 110955), (387, 73970), (390, 73401), (430, 66573), (559, 51210), (569, 50310), (585, 48934), (645, 44382), (774, 36985), (1118, 25605), (1138, 25155), (1170, 24467), (1290, 22191), (1677, 17070), (1707, 16770), (1935, 14794), (2795, 10242), (2845, 10062), (3354, 8535), (3414, 8385), (3870, 7397), (5031, 5690), (5121, 5590)]