90840470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{613}}^1$

素因数の和:729

約数の個数: 64

約数和(自身を含む): 196283520

約数和(自身を除く): 105443050

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 73, 145, 146, 203, 290, 365, 406, 511, 613, 730, 1015, 1022, 1226, 2030, 2117, 2555, 3065, 4234, 4291, 5110, 6130, 8582, 10585, 14819, 17777, 21170, 21455, 29638, 35554, 42910, 44749, 74095, 88885, 89498, 124439, 148190, 177770, 223745, 248878, 313243, 447490, 622195, 626486, 1244390, 1297721, 1566215, 2595442, 3132430, 6488605, 9084047, 12977210, 18168094, 45420235, 90840470]

約数ペア:

[(1, 90840470), (2, 45420235), (5, 18168094), (7, 12977210), (10, 9084047), (14, 6488605), (29, 3132430), (35, 2595442), (58, 1566215), (70, 1297721), (73, 1244390), (145, 626486), (146, 622195), (203, 447490), (290, 313243), (365, 248878), (406, 223745), (511, 177770), (613, 148190), (730, 124439), (1015, 89498), (1022, 88885), (1226, 74095), (2030, 44749), (2117, 42910), (2555, 35554), (3065, 29638), (4234, 21455), (4291, 21170), (5110, 17777), (6130, 14819), (8582, 10585)]