65345520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8783}}^1$

素因数の和:8830

約数の個数: 80

約数和(自身を含む): 209129472

約数和(自身を除く): 143783952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 8783, 17566, 26349, 35132, 43915, 52698, 70264, 87830, 105396, 131745, 140528, 175660, 210792, 263490, 272273, 351320, 421584, 526980, 544546, 702640, 816819, 1053960, 1089092, 1361365, 1633638, 2107920, 2178184, 2722730, 3267276, 4084095, 4356368, 5445460, 6534552, 8168190, 10890920, 13069104, 16336380, 21781840, 32672760, 65345520]

約数ペア:

[(1, 65345520), (2, 32672760), (3, 21781840), (4, 16336380), (5, 13069104), (6, 10890920), (8, 8168190), (10, 6534552), (12, 5445460), (15, 4356368), (16, 4084095), (20, 3267276), (24, 2722730), (30, 2178184), (31, 2107920), (40, 1633638), (48, 1361365), (60, 1089092), (62, 1053960), (80, 816819), (93, 702640), (120, 544546), (124, 526980), (155, 421584), (186, 351320), (240, 272273), (248, 263490), (310, 210792), (372, 175660), (465, 140528), (496, 131745), (620, 105396), (744, 87830), (930, 70264), (1240, 52698), (1488, 43915), (1860, 35132), (2480, 26349), (3720, 17566), (7440, 8783)]