75201620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1171}}^1$

素因数の和:1225

約数の個数: 72

約数和(自身を含む): 180159840

約数和(自身を除く): 104958220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 169, 190, 247, 260, 338, 380, 494, 676, 845, 988, 1171, 1235, 1690, 2342, 2470, 3211, 3380, 4684, 4940, 5855, 6422, 11710, 12844, 15223, 16055, 22249, 23420, 30446, 32110, 44498, 60892, 64220, 76115, 88996, 111245, 152230, 197899, 222490, 289237, 304460, 395798, 444980, 578474, 791596, 989495, 1156948, 1446185, 1978990, 2892370, 3760081, 3957980, 5784740, 7520162, 15040324, 18800405, 37600810, 75201620]

約数ペア:

[(1, 75201620), (2, 37600810), (4, 18800405), (5, 15040324), (10, 7520162), (13, 5784740), (19, 3957980), (20, 3760081), (26, 2892370), (38, 1978990), (52, 1446185), (65, 1156948), (76, 989495), (95, 791596), (130, 578474), (169, 444980), (190, 395798), (247, 304460), (260, 289237), (338, 222490), (380, 197899), (494, 152230), (676, 111245), (845, 88996), (988, 76115), (1171, 64220), (1235, 60892), (1690, 44498), (2342, 32110), (2470, 30446), (3211, 23420), (3380, 22249), (4684, 16055), (4940, 15223), (5855, 12844), (6422, 11710)]