982405190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{769}}^1$

素因数の和:1137

約数の個数: 64

約数和(自身を含む): 1974551040

約数和(自身を除く): 992145850

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 317, 403, 634, 769, 806, 1538, 1585, 2015, 3170, 3845, 4030, 4121, 7690, 8242, 9827, 9997, 19654, 19994, 20605, 23839, 41210, 47678, 49135, 49985, 98270, 99970, 119195, 127751, 238390, 243773, 255502, 309907, 487546, 619814, 638755, 1218865, 1277510, 1549535, 2437730, 3099070, 3169049, 6338098, 7556963, 15113926, 15845245, 31690490, 37784815, 75569630, 98240519, 196481038, 491202595, 982405190]

約数ペア:

[(1, 982405190), (2, 491202595), (5, 196481038), (10, 98240519), (13, 75569630), (26, 37784815), (31, 31690490), (62, 15845245), (65, 15113926), (130, 7556963), (155, 6338098), (310, 3169049), (317, 3099070), (403, 2437730), (634, 1549535), (769, 1277510), (806, 1218865), (1538, 638755), (1585, 619814), (2015, 487546), (3170, 309907), (3845, 255502), (4030, 243773), (4121, 238390), (7690, 127751), (8242, 119195), (9827, 99970), (9997, 98270), (19654, 49985), (19994, 49135), (20605, 47678), (23839, 41210)]