51091970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 103576320

約数和(自身を除く): 52484350

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 73, 85, 115, 146, 170, 179, 230, 358, 365, 391, 730, 782, 895, 1241, 1679, 1790, 1955, 2482, 3043, 3358, 3910, 4117, 6086, 6205, 8234, 8395, 12410, 13067, 15215, 16790, 20585, 26134, 28543, 30430, 41170, 57086, 65335, 69989, 130670, 139978, 142715, 222139, 285430, 300541, 349945, 444278, 601082, 699890, 1110695, 1502705, 2221390, 3005410, 5109197, 10218394, 25545985, 51091970]

約数ペア:

[(1, 51091970), (2, 25545985), (5, 10218394), (10, 5109197), (17, 3005410), (23, 2221390), (34, 1502705), (46, 1110695), (73, 699890), (85, 601082), (115, 444278), (146, 349945), (170, 300541), (179, 285430), (230, 222139), (358, 142715), (365, 139978), (391, 130670), (730, 69989), (782, 65335), (895, 57086), (1241, 41170), (1679, 30430), (1790, 28543), (1955, 26134), (2482, 20585), (3043, 16790), (3358, 15215), (3910, 13067), (4117, 12410), (6086, 8395), (6205, 8234)]