78908050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 172770192

約数和(自身を除く): 93862142

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 37, 50, 65, 74, 85, 130, 170, 185, 193, 221, 325, 370, 386, 425, 442, 481, 629, 650, 850, 925, 962, 965, 1105, 1258, 1850, 1930, 2210, 2405, 2509, 3145, 3281, 4810, 4825, 5018, 5525, 6290, 6562, 7141, 8177, 9650, 11050, 12025, 12545, 14282, 15725, 16354, 16405, 24050, 25090, 31450, 32810, 35705, 40885, 42653, 62725, 71410, 81770, 82025, 85306, 92833, 121397, 125450, 164050, 178525, 185666, 204425, 213265, 242794, 357050, 408850, 426530, 464165, 606985, 928330, 1066325, 1213970, 1578161, 2132650, 2320825, 3034925, 3156322, 4641650, 6069850, 7890805, 15781610, 39454025, 78908050]

約数ペア:

[(1, 78908050), (2, 39454025), (5, 15781610), (10, 7890805), (13, 6069850), (17, 4641650), (25, 3156322), (26, 3034925), (34, 2320825), (37, 2132650), (50, 1578161), (65, 1213970), (74, 1066325), (85, 928330), (130, 606985), (170, 464165), (185, 426530), (193, 408850), (221, 357050), (325, 242794), (370, 213265), (386, 204425), (425, 185666), (442, 178525), (481, 164050), (629, 125450), (650, 121397), (850, 92833), (925, 85306), (962, 82025), (965, 81770), (1105, 71410), (1258, 62725), (1850, 42653), (1930, 40885), (2210, 35705), (2405, 32810), (2509, 31450), (3145, 25090), (3281, 24050), (4810, 16405), (4825, 16354), (5018, 15725), (5525, 14282), (6290, 12545), (6562, 12025), (7141, 11050), (8177, 9650)]