25247640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:673

約数の個数: 128

約数和(自身を含む): 85432320

約数和(自身を除く): 60184680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 617, 620, 660, 682, 744, 930, 1023, 1234, 1240, 1320, 1364, 1705, 1851, 1860, 2046, 2468, 2728, 3085, 3410, 3702, 3720, 4092, 4936, 5115, 6170, 6787, 6820, 7404, 8184, 9255, 10230, 12340, 13574, 13640, 14808, 18510, 19127, 20361, 20460, 24680, 27148, 33935, 37020, 38254, 40722, 40920, 54296, 57381, 67870, 74040, 76508, 81444, 95635, 101805, 114762, 135740, 153016, 162888, 191270, 203610, 210397, 229524, 271480, 286905, 382540, 407220, 420794, 459048, 573810, 631191, 765080, 814440, 841588, 1051985, 1147620, 1262382, 1683176, 2103970, 2295240, 2524764, 3155955, 4207940, 5049528, 6311910, 8415880, 12623820, 25247640]

約数ペア:

[(1, 25247640), (2, 12623820), (3, 8415880), (4, 6311910), (5, 5049528), (6, 4207940), (8, 3155955), (10, 2524764), (11, 2295240), (12, 2103970), (15, 1683176), (20, 1262382), (22, 1147620), (24, 1051985), (30, 841588), (31, 814440), (33, 765080), (40, 631191), (44, 573810), (55, 459048), (60, 420794), (62, 407220), (66, 382540), (88, 286905), (93, 271480), (110, 229524), (120, 210397), (124, 203610), (132, 191270), (155, 162888), (165, 153016), (186, 135740), (220, 114762), (248, 101805), (264, 95635), (310, 81444), (330, 76508), (341, 74040), (372, 67870), (440, 57381), (465, 54296), (617, 40920), (620, 40722), (660, 38254), (682, 37020), (744, 33935), (930, 27148), (1023, 24680), (1234, 20460), (1240, 20361), (1320, 19127), (1364, 18510), (1705, 14808), (1851, 13640), (1860, 13574), (2046, 12340), (2468, 10230), (2728, 9255), (3085, 8184), (3410, 7404), (3702, 6820), (3720, 6787), (4092, 6170), (4936, 5115)]