99111220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20063}}^1$

素因数の和:20104

約数の個数: 48

約数和(自身を含む): 235952640

約数和(自身を除く): 136841420

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 20063, 40126, 80252, 100315, 200630, 260819, 381197, 401260, 521638, 762394, 1043276, 1304095, 1524788, 1905985, 2608190, 3811970, 4955561, 5216380, 7623940, 9911122, 19822244, 24777805, 49555610, 99111220]

約数ペア:

[(1, 99111220), (2, 49555610), (4, 24777805), (5, 19822244), (10, 9911122), (13, 7623940), (19, 5216380), (20, 4955561), (26, 3811970), (38, 2608190), (52, 1905985), (65, 1524788), (76, 1304095), (95, 1043276), (130, 762394), (190, 521638), (247, 401260), (260, 381197), (380, 260819), (494, 200630), (988, 100315), (1235, 80252), (2470, 40126), (4940, 20063)]