64240695

素因数分解:

$3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1429}}^1$

素因数の和:1486

約数の個数: 48

約数和(自身を含む): 118678560

約数和(自身を除く): 54437865

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 185, 243, 333, 405, 555, 999, 1215, 1429, 1665, 2997, 4287, 4995, 7145, 8991, 12861, 14985, 21435, 38583, 44955, 52873, 64305, 115749, 158619, 192915, 264365, 347247, 475857, 578745, 793095, 1427571, 1736235, 2379285, 4282713, 7137855, 12848139, 21413565, 64240695]

約数ペア:

[(1, 64240695), (3, 21413565), (5, 12848139), (9, 7137855), (15, 4282713), (27, 2379285), (37, 1736235), (45, 1427571), (81, 793095), (111, 578745), (135, 475857), (185, 347247), (243, 264365), (333, 192915), (405, 158619), (555, 115749), (999, 64305), (1215, 52873), (1429, 44955), (1665, 38583), (2997, 21435), (4287, 14985), (4995, 12861), (7145, 8991)]