84851960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1669}}^1$

素因数の和:1752

約数の個数: 64

約数和(自身を含む): 202003200

約数和(自身を除く): 117151240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1240, 1271, 1640, 1669, 2542, 3338, 5084, 6355, 6676, 8345, 10168, 12710, 13352, 16690, 25420, 33380, 50840, 51739, 66760, 68429, 103478, 136858, 206956, 258695, 273716, 342145, 413912, 517390, 547432, 684290, 1034780, 1368580, 2069560, 2121299, 2737160, 4242598, 8485196, 10606495, 16970392, 21212990, 42425980, 84851960]

約数ペア:

[(1, 84851960), (2, 42425980), (4, 21212990), (5, 16970392), (8, 10606495), (10, 8485196), (20, 4242598), (31, 2737160), (40, 2121299), (41, 2069560), (62, 1368580), (82, 1034780), (124, 684290), (155, 547432), (164, 517390), (205, 413912), (248, 342145), (310, 273716), (328, 258695), (410, 206956), (620, 136858), (820, 103478), (1240, 68429), (1271, 66760), (1640, 51739), (1669, 50840), (2542, 33380), (3338, 25420), (5084, 16690), (6355, 13352), (6676, 12710), (8345, 10168)]