64645620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1237}}^1$

素因数の和:1329

約数の個数: 96

約数和(自身を含む): 198000768

約数和(自身を除く): 133355148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 67, 78, 130, 134, 156, 195, 201, 260, 268, 335, 390, 402, 670, 780, 804, 871, 1005, 1237, 1340, 1742, 2010, 2474, 2613, 3484, 3711, 4020, 4355, 4948, 5226, 6185, 7422, 8710, 10452, 12370, 13065, 14844, 16081, 17420, 18555, 24740, 26130, 32162, 37110, 48243, 52260, 64324, 74220, 80405, 82879, 96486, 160810, 165758, 192972, 241215, 248637, 321620, 331516, 414395, 482430, 497274, 828790, 964860, 994548, 1077427, 1243185, 1657580, 2154854, 2486370, 3232281, 4309708, 4972740, 5387135, 6464562, 10774270, 12929124, 16161405, 21548540, 32322810, 64645620]

約数ペア:

[(1, 64645620), (2, 32322810), (3, 21548540), (4, 16161405), (5, 12929124), (6, 10774270), (10, 6464562), (12, 5387135), (13, 4972740), (15, 4309708), (20, 3232281), (26, 2486370), (30, 2154854), (39, 1657580), (52, 1243185), (60, 1077427), (65, 994548), (67, 964860), (78, 828790), (130, 497274), (134, 482430), (156, 414395), (195, 331516), (201, 321620), (260, 248637), (268, 241215), (335, 192972), (390, 165758), (402, 160810), (670, 96486), (780, 82879), (804, 80405), (871, 74220), (1005, 64324), (1237, 52260), (1340, 48243), (1742, 37110), (2010, 32162), (2474, 26130), (2613, 24740), (3484, 18555), (3711, 17420), (4020, 16081), (4355, 14844), (4948, 13065), (5226, 12370), (6185, 10452), (7422, 8710)]