80091040

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:506

約数の個数: 96

約数和(自身を含む): 200990160

約数和(自身を除く): 120899120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 41, 58, 80, 82, 116, 145, 160, 164, 205, 232, 290, 328, 410, 421, 464, 580, 656, 820, 842, 928, 1160, 1189, 1312, 1640, 1684, 2105, 2320, 2378, 3280, 3368, 4210, 4640, 4756, 5945, 6560, 6736, 8420, 9512, 11890, 12209, 13472, 16840, 17261, 19024, 23780, 24418, 33680, 34522, 38048, 47560, 48836, 61045, 67360, 69044, 86305, 95120, 97672, 122090, 138088, 172610, 190240, 195344, 244180, 276176, 345220, 390688, 488360, 500569, 552352, 690440, 976720, 1001138, 1380880, 1953440, 2002276, 2502845, 2761760, 4004552, 5005690, 8009104, 10011380, 16018208, 20022760, 40045520, 80091040]

約数ペア:

[(1, 80091040), (2, 40045520), (4, 20022760), (5, 16018208), (8, 10011380), (10, 8009104), (16, 5005690), (20, 4004552), (29, 2761760), (32, 2502845), (40, 2002276), (41, 1953440), (58, 1380880), (80, 1001138), (82, 976720), (116, 690440), (145, 552352), (160, 500569), (164, 488360), (205, 390688), (232, 345220), (290, 276176), (328, 244180), (410, 195344), (421, 190240), (464, 172610), (580, 138088), (656, 122090), (820, 97672), (842, 95120), (928, 86305), (1160, 69044), (1189, 67360), (1312, 61045), (1640, 48836), (1684, 47560), (2105, 38048), (2320, 34522), (2378, 33680), (3280, 24418), (3368, 23780), (4210, 19024), (4640, 17261), (4756, 16840), (5945, 13472), (6560, 12209), (6736, 11890), (8420, 9512)]