84136520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4373}}^1$

素因数の和:4434

約数の個数: 64

約数和(自身を含む): 209427120

約数和(自身を除く): 125290600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 3848, 4373, 4810, 8746, 9620, 17492, 19240, 21865, 34984, 43730, 56849, 87460, 113698, 161801, 174920, 227396, 284245, 323602, 454792, 568490, 647204, 809005, 1136980, 1294408, 1618010, 2103413, 2273960, 3236020, 4206826, 6472040, 8413652, 10517065, 16827304, 21034130, 42068260, 84136520]

約数ペア:

[(1, 84136520), (2, 42068260), (4, 21034130), (5, 16827304), (8, 10517065), (10, 8413652), (13, 6472040), (20, 4206826), (26, 3236020), (37, 2273960), (40, 2103413), (52, 1618010), (65, 1294408), (74, 1136980), (104, 809005), (130, 647204), (148, 568490), (185, 454792), (260, 323602), (296, 284245), (370, 227396), (481, 174920), (520, 161801), (740, 113698), (962, 87460), (1480, 56849), (1924, 43730), (2405, 34984), (3848, 21865), (4373, 19240), (4810, 17492), (8746, 9620)]