127879885960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{997}}^1\times {\mathrm{110573}}^1$

素因数の和:111610

約数の個数: 64

約数和(自身を含む): 297952700400

約数和(自身を除く): 170072814440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 997, 1160, 1994, 3988, 4985, 7976, 9970, 19940, 28913, 39880, 57826, 110573, 115652, 144565, 221146, 231304, 289130, 442292, 552865, 578260, 884584, 1105730, 1156520, 2211460, 3206617, 4422920, 6413234, 12826468, 16033085, 25652936, 32066170, 64132340, 110241281, 128264680, 220482562, 440965124, 551206405, 881930248, 1102412810, 2204825620, 3196997149, 4409651240, 6393994298, 12787988596, 15984985745, 25575977192, 31969971490, 63939942980, 127879885960]

約数ペア:

[(1, 127879885960), (2, 63939942980), (4, 31969971490), (5, 25575977192), (8, 15984985745), (10, 12787988596), (20, 6393994298), (29, 4409651240), (40, 3196997149), (58, 2204825620), (116, 1102412810), (145, 881930248), (232, 551206405), (290, 440965124), (580, 220482562), (997, 128264680), (1160, 110241281), (1994, 64132340), (3988, 32066170), (4985, 25652936), (7976, 16033085), (9970, 12826468), (19940, 6413234), (28913, 4422920), (39880, 3206617), (57826, 2211460), (110573, 1156520), (115652, 1105730), (144565, 884584), (221146, 578260), (231304, 552865), (289130, 442292)]