161311600

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{13009}}^1$

素因数の和:13058

約数の個数: 60

約数和(自身を含む): 400083520

約数和(自身を除く): 238771920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 12400, 13009, 26018, 52036, 65045, 104072, 130090, 208144, 260180, 325225, 403279, 520360, 650450, 806558, 1040720, 1300900, 1613116, 2016395, 2601800, 3226232, 4032790, 5203600, 6452464, 8065580, 10081975, 16131160, 20163950, 32262320, 40327900, 80655800, 161311600]

約数ペア:

[(1, 161311600), (2, 80655800), (4, 40327900), (5, 32262320), (8, 20163950), (10, 16131160), (16, 10081975), (20, 8065580), (25, 6452464), (31, 5203600), (40, 4032790), (50, 3226232), (62, 2601800), (80, 2016395), (100, 1613116), (124, 1300900), (155, 1040720), (200, 806558), (248, 650450), (310, 520360), (400, 403279), (496, 325225), (620, 260180), (775, 208144), (1240, 130090), (1550, 104072), (2480, 65045), (3100, 52036), (6200, 26018), (12400, 13009)]