663552080

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1\times {\mathrm{601}}^1$

素因数の和:1024

約数の個数: 80

約数和(自身を含む): 1591346064

約数和(自身を除く): 927793984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 373, 592, 601, 740, 746, 1202, 1480, 1492, 1865, 2404, 2960, 2984, 3005, 3730, 4808, 5968, 6010, 7460, 9616, 12020, 13801, 14920, 22237, 24040, 27602, 29840, 44474, 48080, 55204, 69005, 88948, 110408, 111185, 138010, 177896, 220816, 222370, 224173, 276020, 355792, 444740, 448346, 552040, 889480, 896692, 1104080, 1120865, 1778960, 1793384, 2241730, 3586768, 4483460, 8294401, 8966920, 16588802, 17933840, 33177604, 41472005, 66355208, 82944010, 132710416, 165888020, 331776040, 663552080]

約数ペア:

[(1, 663552080), (2, 331776040), (4, 165888020), (5, 132710416), (8, 82944010), (10, 66355208), (16, 41472005), (20, 33177604), (37, 17933840), (40, 16588802), (74, 8966920), (80, 8294401), (148, 4483460), (185, 3586768), (296, 2241730), (370, 1793384), (373, 1778960), (592, 1120865), (601, 1104080), (740, 896692), (746, 889480), (1202, 552040), (1480, 448346), (1492, 444740), (1865, 355792), (2404, 276020), (2960, 224173), (2984, 222370), (3005, 220816), (3730, 177896), (4808, 138010), (5968, 111185), (6010, 110408), (7460, 88948), (9616, 69005), (12020, 55204), (13801, 48080), (14920, 44474), (22237, 29840), (24040, 27602)]