86634640

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{433}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 210205296

約数和(自身を除く): 123570656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 61, 80, 82, 122, 164, 205, 244, 305, 328, 410, 433, 488, 610, 656, 820, 866, 976, 1220, 1640, 1732, 2165, 2440, 2501, 3280, 3464, 4330, 4880, 5002, 6928, 8660, 10004, 12505, 17320, 17753, 20008, 25010, 26413, 34640, 35506, 40016, 50020, 52826, 71012, 88765, 100040, 105652, 132065, 142024, 177530, 200080, 211304, 264130, 284048, 355060, 422608, 528260, 710120, 1056520, 1082933, 1420240, 2113040, 2165866, 4331732, 5414665, 8663464, 10829330, 17326928, 21658660, 43317320, 86634640]

約数ペア:

[(1, 86634640), (2, 43317320), (4, 21658660), (5, 17326928), (8, 10829330), (10, 8663464), (16, 5414665), (20, 4331732), (40, 2165866), (41, 2113040), (61, 1420240), (80, 1082933), (82, 1056520), (122, 710120), (164, 528260), (205, 422608), (244, 355060), (305, 284048), (328, 264130), (410, 211304), (433, 200080), (488, 177530), (610, 142024), (656, 132065), (820, 105652), (866, 100040), (976, 88765), (1220, 71012), (1640, 52826), (1732, 50020), (2165, 40016), (2440, 35506), (2501, 34640), (3280, 26413), (3464, 25010), (4330, 20008), (4880, 17753), (5002, 17320), (6928, 12505), (8660, 10004)]