72351760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{953}}^1$

素因数の和:1052

約数の個数: 80

約数和(自身を含む): 183831984

約数和(自身を除く): 111480224

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 73, 80, 104, 130, 146, 208, 260, 292, 365, 520, 584, 730, 949, 953, 1040, 1168, 1460, 1898, 1906, 2920, 3796, 3812, 4745, 4765, 5840, 7592, 7624, 9490, 9530, 12389, 15184, 15248, 18980, 19060, 24778, 37960, 38120, 49556, 61945, 69569, 75920, 76240, 99112, 123890, 139138, 198224, 247780, 278276, 347845, 495560, 556552, 695690, 904397, 991120, 1113104, 1391380, 1808794, 2782760, 3617588, 4521985, 5565520, 7235176, 9043970, 14470352, 18087940, 36175880, 72351760]

約数ペア:

[(1, 72351760), (2, 36175880), (4, 18087940), (5, 14470352), (8, 9043970), (10, 7235176), (13, 5565520), (16, 4521985), (20, 3617588), (26, 2782760), (40, 1808794), (52, 1391380), (65, 1113104), (73, 991120), (80, 904397), (104, 695690), (130, 556552), (146, 495560), (208, 347845), (260, 278276), (292, 247780), (365, 198224), (520, 139138), (584, 123890), (730, 99112), (949, 76240), (953, 75920), (1040, 69569), (1168, 61945), (1460, 49556), (1898, 38120), (1906, 37960), (2920, 24778), (3796, 19060), (3812, 18980), (4745, 15248), (4765, 15184), (5840, 12389), (7592, 9530), (7624, 9490)]