31604190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2057

約数の個数: 64

約数和(自身を含む): 82944000

約数和(自身を除く): 51339810

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 31, 34, 51, 62, 85, 93, 102, 155, 170, 186, 255, 310, 465, 510, 527, 930, 1054, 1581, 1999, 2635, 3162, 3998, 5270, 5997, 7905, 9995, 11994, 15810, 19990, 29985, 33983, 59970, 61969, 67966, 101949, 123938, 169915, 185907, 203898, 309845, 339830, 371814, 509745, 619690, 929535, 1019490, 1053473, 1859070, 2106946, 3160419, 5267365, 6320838, 10534730, 15802095, 31604190]

約数ペア:

[(1, 31604190), (2, 15802095), (3, 10534730), (5, 6320838), (6, 5267365), (10, 3160419), (15, 2106946), (17, 1859070), (30, 1053473), (31, 1019490), (34, 929535), (51, 619690), (62, 509745), (85, 371814), (93, 339830), (102, 309845), (155, 203898), (170, 185907), (186, 169915), (255, 123938), (310, 101949), (465, 67966), (510, 61969), (527, 59970), (930, 33983), (1054, 29985), (1581, 19990), (1999, 15810), (2635, 11994), (3162, 9995), (3998, 7905), (5270, 5997)]