200958440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2971}}^1$

素因数の和:3090

約数の個数: 64

約数和(自身を含む): 481464000

約数和(自身を除く): 280505560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 152, 178, 190, 356, 380, 445, 712, 760, 890, 1691, 1780, 2971, 3382, 3560, 5942, 6764, 8455, 11884, 13528, 14855, 16910, 23768, 29710, 33820, 56449, 59420, 67640, 112898, 118840, 225796, 264419, 282245, 451592, 528838, 564490, 1057676, 1128980, 1322095, 2115352, 2257960, 2644190, 5023961, 5288380, 10047922, 10576760, 20095844, 25119805, 40191688, 50239610, 100479220, 200958440]

約数ペア:

[(1, 200958440), (2, 100479220), (4, 50239610), (5, 40191688), (8, 25119805), (10, 20095844), (19, 10576760), (20, 10047922), (38, 5288380), (40, 5023961), (76, 2644190), (89, 2257960), (95, 2115352), (152, 1322095), (178, 1128980), (190, 1057676), (356, 564490), (380, 528838), (445, 451592), (712, 282245), (760, 264419), (890, 225796), (1691, 118840), (1780, 112898), (2971, 67640), (3382, 59420), (3560, 56449), (5942, 33820), (6764, 29710), (8455, 23768), (11884, 16910), (13528, 14855)]