657484880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{13451}}^1$

素因数の和:13524

約数の個数: 80

約数和(自身を含む): 1681392384

約数和(自身を除く): 1023907504

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 940, 1040, 1222, 1880, 2444, 3055, 3760, 4888, 6110, 9776, 12220, 13451, 24440, 26902, 48880, 53804, 67255, 107608, 134510, 174863, 215216, 269020, 349726, 538040, 632197, 699452, 874315, 1076080, 1264394, 1398904, 1748630, 2528788, 2797808, 3160985, 3497260, 5057576, 6321970, 6994520, 8218561, 10115152, 12643940, 13989040, 16437122, 25287880, 32874244, 41092805, 50575760, 65748488, 82185610, 131496976, 164371220, 328742440, 657484880]

約数ペア:

[(1, 657484880), (2, 328742440), (4, 164371220), (5, 131496976), (8, 82185610), (10, 65748488), (13, 50575760), (16, 41092805), (20, 32874244), (26, 25287880), (40, 16437122), (47, 13989040), (52, 12643940), (65, 10115152), (80, 8218561), (94, 6994520), (104, 6321970), (130, 5057576), (188, 3497260), (208, 3160985), (235, 2797808), (260, 2528788), (376, 1748630), (470, 1398904), (520, 1264394), (611, 1076080), (752, 874315), (940, 699452), (1040, 632197), (1222, 538040), (1880, 349726), (2444, 269020), (3055, 215216), (3760, 174863), (4888, 134510), (6110, 107608), (9776, 67255), (12220, 53804), (13451, 48880), (24440, 26902)]