61456540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{503}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 133358400

約数和(自身を除く): 71901860

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 149, 164, 205, 298, 410, 503, 596, 745, 820, 1006, 1490, 2012, 2515, 2980, 5030, 6109, 10060, 12218, 20623, 24436, 30545, 41246, 61090, 74947, 82492, 103115, 122180, 149894, 206230, 299788, 374735, 412460, 749470, 1498940, 3072827, 6145654, 12291308, 15364135, 30728270, 61456540]

約数ペア:

[(1, 61456540), (2, 30728270), (4, 15364135), (5, 12291308), (10, 6145654), (20, 3072827), (41, 1498940), (82, 749470), (149, 412460), (164, 374735), (205, 299788), (298, 206230), (410, 149894), (503, 122180), (596, 103115), (745, 82492), (820, 74947), (1006, 61090), (1490, 41246), (2012, 30545), (2515, 24436), (2980, 20623), (5030, 12218), (6109, 10060)]