71374880

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:250

約数の個数: 96

約数和(自身を含む): 175488768

約数和(自身を除く): 104113888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 71, 80, 103, 122, 142, 160, 206, 244, 284, 305, 355, 412, 488, 515, 568, 610, 710, 824, 976, 1030, 1136, 1220, 1420, 1648, 1952, 2060, 2272, 2440, 2840, 3296, 4120, 4331, 4880, 5680, 6283, 7313, 8240, 8662, 9760, 11360, 12566, 14626, 16480, 17324, 21655, 25132, 29252, 31415, 34648, 36565, 43310, 50264, 58504, 62830, 69296, 73130, 86620, 100528, 117008, 125660, 138592, 146260, 173240, 201056, 234016, 251320, 292520, 346480, 446093, 502640, 585040, 692960, 892186, 1005280, 1170080, 1784372, 2230465, 3568744, 4460930, 7137488, 8921860, 14274976, 17843720, 35687440, 71374880]

約数ペア:

[(1, 71374880), (2, 35687440), (4, 17843720), (5, 14274976), (8, 8921860), (10, 7137488), (16, 4460930), (20, 3568744), (32, 2230465), (40, 1784372), (61, 1170080), (71, 1005280), (80, 892186), (103, 692960), (122, 585040), (142, 502640), (160, 446093), (206, 346480), (244, 292520), (284, 251320), (305, 234016), (355, 201056), (412, 173240), (488, 146260), (515, 138592), (568, 125660), (610, 117008), (710, 100528), (824, 86620), (976, 73130), (1030, 69296), (1136, 62830), (1220, 58504), (1420, 50264), (1648, 43310), (1952, 36565), (2060, 34648), (2272, 31415), (2440, 29252), (2840, 25132), (3296, 21655), (4120, 17324), (4331, 16480), (4880, 14626), (5680, 12566), (6283, 11360), (7313, 9760), (8240, 8662)]