163665440

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:526

約数の個数: 96

約数和(自身を含む): 403567920

約数和(自身を除く): 239902480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 61, 80, 82, 122, 160, 164, 205, 244, 305, 328, 409, 410, 488, 610, 656, 818, 820, 976, 1220, 1312, 1636, 1640, 1952, 2045, 2440, 2501, 3272, 3280, 4090, 4880, 5002, 6544, 6560, 8180, 9760, 10004, 12505, 13088, 16360, 16769, 20008, 24949, 25010, 32720, 33538, 40016, 49898, 50020, 65440, 67076, 80032, 83845, 99796, 100040, 124745, 134152, 167690, 199592, 200080, 249490, 268304, 335380, 399184, 400160, 498980, 536608, 670760, 798368, 997960, 1022909, 1341520, 1995920, 2045818, 2683040, 3991840, 4091636, 5114545, 8183272, 10229090, 16366544, 20458180, 32733088, 40916360, 81832720, 163665440]

約数ペア:

[(1, 163665440), (2, 81832720), (4, 40916360), (5, 32733088), (8, 20458180), (10, 16366544), (16, 10229090), (20, 8183272), (32, 5114545), (40, 4091636), (41, 3991840), (61, 2683040), (80, 2045818), (82, 1995920), (122, 1341520), (160, 1022909), (164, 997960), (205, 798368), (244, 670760), (305, 536608), (328, 498980), (409, 400160), (410, 399184), (488, 335380), (610, 268304), (656, 249490), (818, 200080), (820, 199592), (976, 167690), (1220, 134152), (1312, 124745), (1636, 100040), (1640, 99796), (1952, 83845), (2045, 80032), (2440, 67076), (2501, 65440), (3272, 50020), (3280, 49898), (4090, 40016), (4880, 33538), (5002, 32720), (6544, 25010), (6560, 24949), (8180, 20008), (9760, 16769), (10004, 16360), (12505, 13088)]