78635965

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 115084800

約数和(自身を除く): 36448835

約数列:

[1, 5, 17, 19, 23, 29, 73, 85, 95, 115, 145, 323, 365, 391, 437, 493, 551, 667, 1241, 1387, 1615, 1679, 1955, 2117, 2185, 2465, 2755, 3335, 6205, 6935, 7429, 8395, 9367, 10585, 11339, 12673, 23579, 28543, 31901, 35989, 37145, 40223, 46835, 48691, 56695, 63365, 117895, 142715, 159505, 179945, 201115, 215441, 243455, 542317, 683791, 827747, 925129, 1077205, 2711585, 3418955, 4138735, 4625645, 15727193, 78635965]

約数ペア:

[(1, 78635965), (5, 15727193), (17, 4625645), (19, 4138735), (23, 3418955), (29, 2711585), (73, 1077205), (85, 925129), (95, 827747), (115, 683791), (145, 542317), (323, 243455), (365, 215441), (391, 201115), (437, 179945), (493, 159505), (551, 142715), (667, 117895), (1241, 63365), (1387, 56695), (1615, 48691), (1679, 46835), (1955, 40223), (2117, 37145), (2185, 35989), (2465, 31901), (2755, 28543), (3335, 23579), (6205, 12673), (6935, 11339), (7429, 10585), (8395, 9367)]