98155900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{2719}}^1$

素因数の和:2771

約数の個数: 54

約数和(自身を含む): 224881440

約数和(自身を除く): 126725540

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 361, 380, 475, 722, 950, 1444, 1805, 1900, 2719, 3610, 5438, 7220, 9025, 10876, 13595, 18050, 27190, 36100, 51661, 54380, 67975, 103322, 135950, 206644, 258305, 271900, 516610, 981559, 1033220, 1291525, 1963118, 2583050, 3926236, 4907795, 5166100, 9815590, 19631180, 24538975, 49077950, 98155900]

約数ペア:

[(1, 98155900), (2, 49077950), (4, 24538975), (5, 19631180), (10, 9815590), (19, 5166100), (20, 4907795), (25, 3926236), (38, 2583050), (50, 1963118), (76, 1291525), (95, 1033220), (100, 981559), (190, 516610), (361, 271900), (380, 258305), (475, 206644), (722, 135950), (950, 103322), (1444, 67975), (1805, 54380), (1900, 51661), (2719, 36100), (3610, 27190), (5438, 18050), (7220, 13595), (9025, 10876)]