78525972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{983}}^1$

素因数の和:1317

約数の個数: 72

約数和(自身を含む): 227799936

約数和(自身を除く): 149273964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 317, 634, 951, 983, 1268, 1902, 1966, 2219, 2853, 2949, 3804, 3932, 4438, 5706, 5898, 6657, 6881, 8847, 8876, 11412, 11796, 13314, 13762, 17694, 19971, 20643, 26628, 27524, 35388, 39942, 41286, 61929, 79884, 82572, 123858, 247716, 311611, 623222, 934833, 1246444, 1869666, 2181277, 2804499, 3739332, 4362554, 5608998, 6543831, 8725108, 11217996, 13087662, 19631493, 26175324, 39262986, 78525972]

約数ペア:

[(1, 78525972), (2, 39262986), (3, 26175324), (4, 19631493), (6, 13087662), (7, 11217996), (9, 8725108), (12, 6543831), (14, 5608998), (18, 4362554), (21, 3739332), (28, 2804499), (36, 2181277), (42, 1869666), (63, 1246444), (84, 934833), (126, 623222), (252, 311611), (317, 247716), (634, 123858), (951, 82572), (983, 79884), (1268, 61929), (1902, 41286), (1966, 39942), (2219, 35388), (2853, 27524), (2949, 26628), (3804, 20643), (3932, 19971), (4438, 17694), (5706, 13762), (5898, 13314), (6657, 11796), (6881, 11412), (8847, 8876)]