77980890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3389}}^1$

素因数の和:3471

約数の個数: 64

約数和(自身を含む): 205027200

約数和(自身を除く): 127046310

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 59, 65, 78, 118, 130, 177, 195, 295, 354, 390, 590, 767, 885, 1534, 1770, 2301, 3389, 3835, 4602, 6778, 7670, 10167, 11505, 16945, 20334, 23010, 33890, 44057, 50835, 88114, 101670, 132171, 199951, 220285, 264342, 399902, 440570, 599853, 660855, 999755, 1199706, 1321710, 1999510, 2599363, 2999265, 5198726, 5998530, 7798089, 12996815, 15596178, 25993630, 38990445, 77980890]

約数ペア:

[(1, 77980890), (2, 38990445), (3, 25993630), (5, 15596178), (6, 12996815), (10, 7798089), (13, 5998530), (15, 5198726), (26, 2999265), (30, 2599363), (39, 1999510), (59, 1321710), (65, 1199706), (78, 999755), (118, 660855), (130, 599853), (177, 440570), (195, 399902), (295, 264342), (354, 220285), (390, 199951), (590, 132171), (767, 101670), (885, 88114), (1534, 50835), (1770, 44057), (2301, 33890), (3389, 23010), (3835, 20334), (4602, 16945), (6778, 11505), (7670, 10167)]