31827900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{8161}}^1$

素因数の和:8191

約数の個数: 72

約数和(自身を含む): 99184624

約数和(自身を除く): 67356724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 8161, 16322, 24483, 32644, 40805, 48966, 81610, 97932, 106093, 122415, 163220, 204025, 212186, 244830, 318279, 408050, 424372, 489660, 530465, 612075, 636558, 816100, 1060930, 1224150, 1273116, 1591395, 2121860, 2448300, 2652325, 3182790, 5304650, 6365580, 7956975, 10609300, 15913950, 31827900]

約数ペア:

[(1, 31827900), (2, 15913950), (3, 10609300), (4, 7956975), (5, 6365580), (6, 5304650), (10, 3182790), (12, 2652325), (13, 2448300), (15, 2121860), (20, 1591395), (25, 1273116), (26, 1224150), (30, 1060930), (39, 816100), (50, 636558), (52, 612075), (60, 530465), (65, 489660), (75, 424372), (78, 408050), (100, 318279), (130, 244830), (150, 212186), (156, 204025), (195, 163220), (260, 122415), (300, 106093), (325, 97932), (390, 81610), (650, 48966), (780, 40805), (975, 32644), (1300, 24483), (1950, 16322), (3900, 8161)]