1663669870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{577}}^1$

素因数の和:817

約数の個数: 64

約数和(自身を含む): 3164147712

約数和(自身を除く): 1500477842

約数列:

[1, 2, 5, 10, 31, 62, 71, 131, 142, 155, 262, 310, 355, 577, 655, 710, 1154, 1310, 2201, 2885, 4061, 4402, 5770, 8122, 9301, 11005, 17887, 18602, 20305, 22010, 35774, 40610, 40967, 46505, 75587, 81934, 89435, 93010, 151174, 178870, 204835, 288331, 377935, 409670, 576662, 755870, 1269977, 1441655, 2343197, 2539954, 2883310, 4686394, 5366677, 6349885, 10733354, 11715985, 12699770, 23431970, 26833385, 53666770, 166366987, 332733974, 831834935, 1663669870]

約数ペア:

[(1, 1663669870), (2, 831834935), (5, 332733974), (10, 166366987), (31, 53666770), (62, 26833385), (71, 23431970), (131, 12699770), (142, 11715985), (155, 10733354), (262, 6349885), (310, 5366677), (355, 4686394), (577, 2883310), (655, 2539954), (710, 2343197), (1154, 1441655), (1310, 1269977), (2201, 755870), (2885, 576662), (4061, 409670), (4402, 377935), (5770, 288331), (8122, 204835), (9301, 178870), (11005, 151174), (17887, 93010), (18602, 89435), (20305, 81934), (22010, 75587), (35774, 46505), (40610, 40967)]