99121100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4013}}^1$

素因数の和:4059

約数の個数: 72

約数和(自身を含む): 243890640

約数和(自身を除く): 144769540

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1300, 1900, 2470, 4013, 4940, 6175, 8026, 12350, 16052, 20065, 24700, 40130, 52169, 76247, 80260, 100325, 104338, 152494, 200650, 208676, 260845, 304988, 381235, 401300, 521690, 762470, 991211, 1043380, 1304225, 1524940, 1906175, 1982422, 2608450, 3812350, 3964844, 4956055, 5216900, 7624700, 9912110, 19824220, 24780275, 49560550, 99121100]

約数ペア:

[(1, 99121100), (2, 49560550), (4, 24780275), (5, 19824220), (10, 9912110), (13, 7624700), (19, 5216900), (20, 4956055), (25, 3964844), (26, 3812350), (38, 2608450), (50, 1982422), (52, 1906175), (65, 1524940), (76, 1304225), (95, 1043380), (100, 991211), (130, 762470), (190, 521690), (247, 401300), (260, 381235), (325, 304988), (380, 260845), (475, 208676), (494, 200650), (650, 152494), (950, 104338), (988, 100325), (1235, 80260), (1300, 76247), (1900, 52169), (2470, 40130), (4013, 24700), (4940, 20065), (6175, 16052), (8026, 12350)]