79827580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1973}}^1$

素因数の和:2023

約数の個数: 72

約数和(自身を含む): 203622048

約数和(自身を除く): 123794468

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 289, 340, 476, 578, 595, 1156, 1190, 1445, 1973, 2023, 2380, 2890, 3946, 4046, 5780, 7892, 8092, 9865, 10115, 13811, 19730, 20230, 27622, 33541, 39460, 40460, 55244, 67082, 69055, 134164, 138110, 167705, 234787, 276220, 335410, 469574, 570197, 670820, 939148, 1140394, 1173935, 2280788, 2347870, 2850985, 3991379, 4695740, 5701970, 7982758, 11403940, 15965516, 19956895, 39913790, 79827580]

約数ペア:

[(1, 79827580), (2, 39913790), (4, 19956895), (5, 15965516), (7, 11403940), (10, 7982758), (14, 5701970), (17, 4695740), (20, 3991379), (28, 2850985), (34, 2347870), (35, 2280788), (68, 1173935), (70, 1140394), (85, 939148), (119, 670820), (140, 570197), (170, 469574), (238, 335410), (289, 276220), (340, 234787), (476, 167705), (578, 138110), (595, 134164), (1156, 69055), (1190, 67082), (1445, 55244), (1973, 40460), (2023, 39460), (2380, 33541), (2890, 27622), (3946, 20230), (4046, 19730), (5780, 13811), (7892, 10115), (8092, 9865)]