1617606920

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{5023}}^1$

素因数の和:5214

約数の個数: 64

約数和(自身を含む): 3722181120

約数和(自身を除く): 2104574200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 97, 166, 194, 332, 388, 415, 485, 664, 776, 830, 970, 1660, 1940, 3320, 3880, 5023, 8051, 10046, 16102, 20092, 25115, 32204, 40184, 40255, 50230, 64408, 80510, 100460, 161020, 200920, 322040, 416909, 487231, 833818, 974462, 1667636, 1948924, 2084545, 2436155, 3335272, 3897848, 4169090, 4872310, 8338180, 9744620, 16676360, 19489240, 40440173, 80880346, 161760692, 202200865, 323521384, 404401730, 808803460, 1617606920]

約数ペア:

[(1, 1617606920), (2, 808803460), (4, 404401730), (5, 323521384), (8, 202200865), (10, 161760692), (20, 80880346), (40, 40440173), (83, 19489240), (97, 16676360), (166, 9744620), (194, 8338180), (332, 4872310), (388, 4169090), (415, 3897848), (485, 3335272), (664, 2436155), (776, 2084545), (830, 1948924), (970, 1667636), (1660, 974462), (1940, 833818), (3320, 487231), (3880, 416909), (5023, 322040), (8051, 200920), (10046, 161020), (16102, 100460), (20092, 80510), (25115, 64408), (32204, 50230), (40184, 40255)]