203445560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{859}}^1$

素因数の和:1092

約数の個数: 64

約数和(自身を含む): 475545600

約数和(自身を除く): 272100040

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 191, 248, 310, 382, 620, 764, 859, 955, 1240, 1528, 1718, 1910, 3436, 3820, 4295, 5921, 6872, 7640, 8590, 11842, 17180, 23684, 26629, 29605, 34360, 47368, 53258, 59210, 106516, 118420, 133145, 164069, 213032, 236840, 266290, 328138, 532580, 656276, 820345, 1065160, 1312552, 1640690, 3281380, 5086139, 6562760, 10172278, 20344556, 25430695, 40689112, 50861390, 101722780, 203445560]

約数ペア:

[(1, 203445560), (2, 101722780), (4, 50861390), (5, 40689112), (8, 25430695), (10, 20344556), (20, 10172278), (31, 6562760), (40, 5086139), (62, 3281380), (124, 1640690), (155, 1312552), (191, 1065160), (248, 820345), (310, 656276), (382, 532580), (620, 328138), (764, 266290), (859, 236840), (955, 213032), (1240, 164069), (1528, 133145), (1718, 118420), (1910, 106516), (3436, 59210), (3820, 53258), (4295, 47368), (5921, 34360), (6872, 29605), (7640, 26629), (8590, 23684), (11842, 17180)]