180879400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{953}}^1$

素因数の和:1055

約数の個数: 96

約数和(自身を含む): 459579960

約数和(自身を除く): 278700560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 73, 100, 104, 130, 146, 200, 260, 292, 325, 365, 520, 584, 650, 730, 949, 953, 1300, 1460, 1825, 1898, 1906, 2600, 2920, 3650, 3796, 3812, 4745, 4765, 7300, 7592, 7624, 9490, 9530, 12389, 14600, 18980, 19060, 23725, 23825, 24778, 37960, 38120, 47450, 47650, 49556, 61945, 69569, 94900, 95300, 99112, 123890, 139138, 189800, 190600, 247780, 278276, 309725, 347845, 495560, 556552, 619450, 695690, 904397, 1238900, 1391380, 1739225, 1808794, 2477800, 2782760, 3478450, 3617588, 4521985, 6956900, 7235176, 9043970, 13913800, 18087940, 22609925, 36175880, 45219850, 90439700, 180879400]

約数ペア:

[(1, 180879400), (2, 90439700), (4, 45219850), (5, 36175880), (8, 22609925), (10, 18087940), (13, 13913800), (20, 9043970), (25, 7235176), (26, 6956900), (40, 4521985), (50, 3617588), (52, 3478450), (65, 2782760), (73, 2477800), (100, 1808794), (104, 1739225), (130, 1391380), (146, 1238900), (200, 904397), (260, 695690), (292, 619450), (325, 556552), (365, 495560), (520, 347845), (584, 309725), (650, 278276), (730, 247780), (949, 190600), (953, 189800), (1300, 139138), (1460, 123890), (1825, 99112), (1898, 95300), (1906, 94900), (2600, 69569), (2920, 61945), (3650, 49556), (3796, 47650), (3812, 47450), (4745, 38120), (4765, 37960), (7300, 24778), (7592, 23825), (7624, 23725), (9490, 19060), (9530, 18980), (12389, 14600)]