65358280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:183

約数の個数: 128

約数和(自身を含む): 168537600

約数和(自身を除く): 103179320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 43, 52, 65, 74, 79, 86, 104, 130, 148, 158, 172, 185, 215, 260, 296, 316, 344, 370, 395, 430, 481, 520, 559, 632, 740, 790, 860, 962, 1027, 1118, 1480, 1580, 1591, 1720, 1924, 2054, 2236, 2405, 2795, 2923, 3160, 3182, 3397, 3848, 4108, 4472, 4810, 5135, 5590, 5846, 6364, 6794, 7955, 8216, 9620, 10270, 11180, 11692, 12728, 13588, 14615, 15910, 16985, 19240, 20540, 20683, 22360, 23384, 27176, 29230, 31820, 33970, 37999, 41080, 41366, 44161, 58460, 63640, 67940, 75998, 82732, 88322, 103415, 116920, 125689, 135880, 151996, 165464, 176644, 189995, 206830, 220805, 251378, 303992, 353288, 379990, 413660, 441610, 502756, 628445, 759980, 827320, 883220, 1005512, 1256890, 1519960, 1633957, 1766440, 2513780, 3267914, 5027560, 6535828, 8169785, 13071656, 16339570, 32679140, 65358280]

約数ペア:

[(1, 65358280), (2, 32679140), (4, 16339570), (5, 13071656), (8, 8169785), (10, 6535828), (13, 5027560), (20, 3267914), (26, 2513780), (37, 1766440), (40, 1633957), (43, 1519960), (52, 1256890), (65, 1005512), (74, 883220), (79, 827320), (86, 759980), (104, 628445), (130, 502756), (148, 441610), (158, 413660), (172, 379990), (185, 353288), (215, 303992), (260, 251378), (296, 220805), (316, 206830), (344, 189995), (370, 176644), (395, 165464), (430, 151996), (481, 135880), (520, 125689), (559, 116920), (632, 103415), (740, 88322), (790, 82732), (860, 75998), (962, 67940), (1027, 63640), (1118, 58460), (1480, 44161), (1580, 41366), (1591, 41080), (1720, 37999), (1924, 33970), (2054, 31820), (2236, 29230), (2405, 27176), (2795, 23384), (2923, 22360), (3160, 20683), (3182, 20540), (3397, 19240), (3848, 16985), (4108, 15910), (4472, 14615), (4810, 13588), (5135, 12728), (5590, 11692), (5846, 11180), (6364, 10270), (6794, 9620), (7955, 8216)]