1300255520

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:682

約数の個数: 96

約数和(自身を含む): 3123888768

約数和(自身を除く): 1823633248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 257, 307, 412, 514, 515, 614, 824, 1028, 1030, 1228, 1285, 1535, 1648, 2056, 2060, 2456, 2570, 3070, 3296, 4112, 4120, 4912, 5140, 6140, 8224, 8240, 9824, 10280, 12280, 16480, 20560, 24560, 26471, 31621, 41120, 49120, 52942, 63242, 78899, 105884, 126484, 132355, 157798, 158105, 211768, 252968, 264710, 315596, 316210, 394495, 423536, 505936, 529420, 631192, 632420, 788990, 847072, 1011872, 1058840, 1262384, 1264840, 1577980, 2117680, 2524768, 2529680, 3155960, 4235360, 5059360, 6311920, 8126597, 12623840, 16253194, 32506388, 40632985, 65012776, 81265970, 130025552, 162531940, 260051104, 325063880, 650127760, 1300255520]

約数ペア:

[(1, 1300255520), (2, 650127760), (4, 325063880), (5, 260051104), (8, 162531940), (10, 130025552), (16, 81265970), (20, 65012776), (32, 40632985), (40, 32506388), (80, 16253194), (103, 12623840), (160, 8126597), (206, 6311920), (257, 5059360), (307, 4235360), (412, 3155960), (514, 2529680), (515, 2524768), (614, 2117680), (824, 1577980), (1028, 1264840), (1030, 1262384), (1228, 1058840), (1285, 1011872), (1535, 847072), (1648, 788990), (2056, 632420), (2060, 631192), (2456, 529420), (2570, 505936), (3070, 423536), (3296, 394495), (4112, 316210), (4120, 315596), (4912, 264710), (5140, 252968), (6140, 211768), (8224, 158105), (8240, 157798), (9824, 132355), (10280, 126484), (12280, 105884), (16480, 78899), (20560, 63242), (24560, 52942), (26471, 49120), (31621, 41120)]