133642720

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:300

約数の個数: 96

約数和(自身を含む): 325987200

約数和(自身を除く): 192344480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 97, 109, 158, 160, 194, 218, 316, 388, 395, 436, 485, 545, 632, 776, 790, 872, 970, 1090, 1264, 1552, 1580, 1744, 1940, 2180, 2528, 3104, 3160, 3488, 3880, 4360, 6320, 7663, 7760, 8611, 8720, 10573, 12640, 15326, 15520, 17222, 17440, 21146, 30652, 34444, 38315, 42292, 43055, 52865, 61304, 68888, 76630, 84584, 86110, 105730, 122608, 137776, 153260, 169168, 172220, 211460, 245216, 275552, 306520, 338336, 344440, 422920, 613040, 688880, 835267, 845840, 1226080, 1377760, 1670534, 1691680, 3341068, 4176335, 6682136, 8352670, 13364272, 16705340, 26728544, 33410680, 66821360, 133642720]

約数ペア:

[(1, 133642720), (2, 66821360), (4, 33410680), (5, 26728544), (8, 16705340), (10, 13364272), (16, 8352670), (20, 6682136), (32, 4176335), (40, 3341068), (79, 1691680), (80, 1670534), (97, 1377760), (109, 1226080), (158, 845840), (160, 835267), (194, 688880), (218, 613040), (316, 422920), (388, 344440), (395, 338336), (436, 306520), (485, 275552), (545, 245216), (632, 211460), (776, 172220), (790, 169168), (872, 153260), (970, 137776), (1090, 122608), (1264, 105730), (1552, 86110), (1580, 84584), (1744, 76630), (1940, 68888), (2180, 61304), (2528, 52865), (3104, 43055), (3160, 42292), (3488, 38315), (3880, 34444), (4360, 30652), (6320, 21146), (7663, 17440), (7760, 17222), (8611, 15520), (8720, 15326), (10573, 12640)]