71860100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:525

約数の個数: 72

約数和(自身を含む): 169447488

約数和(自身を除く): 97587388

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 167, 260, 325, 331, 334, 650, 662, 668, 835, 1300, 1324, 1655, 1670, 2171, 3310, 3340, 4175, 4303, 4342, 6620, 8275, 8350, 8606, 8684, 10855, 16550, 16700, 17212, 21515, 21710, 33100, 43030, 43420, 54275, 55277, 86060, 107575, 108550, 110554, 215150, 217100, 221108, 276385, 430300, 552770, 718601, 1105540, 1381925, 1437202, 2763850, 2874404, 3593005, 5527700, 7186010, 14372020, 17965025, 35930050, 71860100]

約数ペア:

[(1, 71860100), (2, 35930050), (4, 17965025), (5, 14372020), (10, 7186010), (13, 5527700), (20, 3593005), (25, 2874404), (26, 2763850), (50, 1437202), (52, 1381925), (65, 1105540), (100, 718601), (130, 552770), (167, 430300), (260, 276385), (325, 221108), (331, 217100), (334, 215150), (650, 110554), (662, 108550), (668, 107575), (835, 86060), (1300, 55277), (1324, 54275), (1655, 43420), (1670, 43030), (2171, 33100), (3310, 21710), (3340, 21515), (4175, 17212), (4303, 16700), (4342, 16550), (6620, 10855), (8275, 8684), (8350, 8606)]