65329680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20939}}^1$

素因数の和:20968

約数の個数: 80

約数和(自身を含む): 218111040

約数和(自身を除く): 152781360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 20939, 41878, 62817, 83756, 104695, 125634, 167512, 209390, 251268, 272207, 314085, 335024, 418780, 502536, 544414, 628170, 816621, 837560, 1005072, 1088828, 1256340, 1361035, 1633242, 1675120, 2177656, 2512680, 2722070, 3266484, 4083105, 4355312, 5025360, 5444140, 6532968, 8166210, 10888280, 13065936, 16332420, 21776560, 32664840, 65329680]

約数ペア:

[(1, 65329680), (2, 32664840), (3, 21776560), (4, 16332420), (5, 13065936), (6, 10888280), (8, 8166210), (10, 6532968), (12, 5444140), (13, 5025360), (15, 4355312), (16, 4083105), (20, 3266484), (24, 2722070), (26, 2512680), (30, 2177656), (39, 1675120), (40, 1633242), (48, 1361035), (52, 1256340), (60, 1088828), (65, 1005072), (78, 837560), (80, 816621), (104, 628170), (120, 544414), (130, 502536), (156, 418780), (195, 335024), (208, 314085), (240, 272207), (260, 251268), (312, 209390), (390, 167512), (520, 125634), (624, 104695), (780, 83756), (1040, 62817), (1560, 41878), (3120, 20939)]