25720095510

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1561633}}^1$

素因数の和:1561710

約数の個数: 64

約数和(自身を含む): 69711341760

約数和(自身を除く): 43991246250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 183, 270, 305, 366, 549, 610, 915, 1098, 1647, 1830, 2745, 3294, 5490, 8235, 16470, 1561633, 3123266, 4684899, 7808165, 9369798, 14054697, 15616330, 23424495, 28109394, 42164091, 46848990, 70273485, 84328182, 95259613, 140546970, 190519226, 210820455, 285778839, 421640910, 476298065, 571557678, 857336517, 952596130, 1428894195, 1714673034, 2572009551, 2857788390, 4286682585, 5144019102, 8573365170, 12860047755, 25720095510]

約数ペア:

[(1, 25720095510), (2, 12860047755), (3, 8573365170), (5, 5144019102), (6, 4286682585), (9, 2857788390), (10, 2572009551), (15, 1714673034), (18, 1428894195), (27, 952596130), (30, 857336517), (45, 571557678), (54, 476298065), (61, 421640910), (90, 285778839), (122, 210820455), (135, 190519226), (183, 140546970), (270, 95259613), (305, 84328182), (366, 70273485), (549, 46848990), (610, 42164091), (915, 28109394), (1098, 23424495), (1647, 15616330), (1830, 14054697), (2745, 9369798), (3294, 7808165), (5490, 4684899), (8235, 3123266), (16470, 1561633)]