197891600

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{15959}}^1$

素因数の和:16008

約数の個数: 60

約数和(自身を含む): 490801920

約数和(自身を除く): 292910320

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, 15959, 31918, 63836, 79795, 127672, 159590, 255344, 319180, 398975, 494729, 638360, 797950, 989458, 1276720, 1595900, 1978916, 2473645, 3191800, 3957832, 4947290, 6383600, 7915664, 9894580, 12368225, 19789160, 24736450, 39578320, 49472900, 98945800, 197891600]

約数ペア:

[(1, 197891600), (2, 98945800), (4, 49472900), (5, 39578320), (8, 24736450), (10, 19789160), (16, 12368225), (20, 9894580), (25, 7915664), (31, 6383600), (40, 4947290), (50, 3957832), (62, 3191800), (80, 2473645), (100, 1978916), (124, 1595900), (155, 1276720), (200, 989458), (248, 797950), (310, 638360), (400, 494729), (496, 398975), (620, 319180), (775, 255344), (1240, 159590), (1550, 127672), (2480, 79795), (3100, 63836), (6200, 31918), (12400, 15959)]