200789720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15541}}^1$

素因数の和:15588

約数の個数: 64

約数和(自身を含む): 503560800

約数和(自身を除く): 302771080

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 15541, 31082, 62164, 77705, 124328, 155410, 264197, 295279, 310820, 528394, 590558, 621640, 1056788, 1181116, 1320985, 1476395, 2113576, 2362232, 2641970, 2952790, 5019743, 5283940, 5905580, 10039486, 10567880, 11811160, 20078972, 25098715, 40157944, 50197430, 100394860, 200789720]

約数ペア:

[(1, 200789720), (2, 100394860), (4, 50197430), (5, 40157944), (8, 25098715), (10, 20078972), (17, 11811160), (19, 10567880), (20, 10039486), (34, 5905580), (38, 5283940), (40, 5019743), (68, 2952790), (76, 2641970), (85, 2362232), (95, 2113576), (136, 1476395), (152, 1320985), (170, 1181116), (190, 1056788), (323, 621640), (340, 590558), (380, 528394), (646, 310820), (680, 295279), (760, 264197), (1292, 155410), (1615, 124328), (2584, 77705), (3230, 62164), (6460, 31082), (12920, 15541)]