64186120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1399}}^1$

素因数の和:1478

約数の個数: 64

約数和(自身を含む): 153216000

約数和(自身を除く): 89029880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1399, 1480, 2294, 2798, 4588, 5596, 5735, 6995, 9176, 11192, 11470, 13990, 22940, 27980, 43369, 45880, 51763, 55960, 86738, 103526, 173476, 207052, 216845, 258815, 346952, 414104, 433690, 517630, 867380, 1035260, 1604653, 1734760, 2070520, 3209306, 6418612, 8023265, 12837224, 16046530, 32093060, 64186120]

約数ペア:

[(1, 64186120), (2, 32093060), (4, 16046530), (5, 12837224), (8, 8023265), (10, 6418612), (20, 3209306), (31, 2070520), (37, 1734760), (40, 1604653), (62, 1035260), (74, 867380), (124, 517630), (148, 433690), (155, 414104), (185, 346952), (248, 258815), (296, 216845), (310, 207052), (370, 173476), (620, 103526), (740, 86738), (1147, 55960), (1240, 51763), (1399, 45880), (1480, 43369), (2294, 27980), (2798, 22940), (4588, 13990), (5596, 11470), (5735, 11192), (6995, 9176)]