66309620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 163322880

約数和(自身を除く): 97013260

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 31, 38, 52, 62, 65, 76, 95, 124, 130, 155, 190, 247, 260, 310, 380, 403, 433, 494, 589, 620, 806, 866, 988, 1178, 1235, 1612, 1732, 2015, 2165, 2356, 2470, 2945, 4030, 4330, 4940, 5629, 5890, 7657, 8060, 8227, 8660, 11258, 11780, 13423, 15314, 16454, 22516, 26846, 28145, 30628, 32908, 38285, 41135, 53692, 56290, 67115, 76570, 82270, 106951, 112580, 134230, 153140, 164540, 174499, 213902, 255037, 268460, 348998, 427804, 510074, 534755, 697996, 872495, 1020148, 1069510, 1275185, 1744990, 2139020, 2550370, 3315481, 3489980, 5100740, 6630962, 13261924, 16577405, 33154810, 66309620]

約数ペア:

[(1, 66309620), (2, 33154810), (4, 16577405), (5, 13261924), (10, 6630962), (13, 5100740), (19, 3489980), (20, 3315481), (26, 2550370), (31, 2139020), (38, 1744990), (52, 1275185), (62, 1069510), (65, 1020148), (76, 872495), (95, 697996), (124, 534755), (130, 510074), (155, 427804), (190, 348998), (247, 268460), (260, 255037), (310, 213902), (380, 174499), (403, 164540), (433, 153140), (494, 134230), (589, 112580), (620, 106951), (806, 82270), (866, 76570), (988, 67115), (1178, 56290), (1235, 53692), (1612, 41135), (1732, 38285), (2015, 32908), (2165, 30628), (2356, 28145), (2470, 26846), (2945, 22516), (4030, 16454), (4330, 15314), (4940, 13423), (5629, 11780), (5890, 11258), (7657, 8660), (8060, 8227)]