1900166775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{743}}^1$

素因数の和:873

約数の個数: 96

約数和(自身を含む): 3523441152

約数和(自身を除く): 1623274377

約数列:

[1, 3, 5, 13, 15, 25, 39, 43, 61, 65, 75, 129, 183, 195, 215, 305, 325, 559, 645, 743, 793, 915, 975, 1075, 1525, 1677, 2229, 2379, 2623, 2795, 3225, 3715, 3965, 4575, 7869, 8385, 9659, 11145, 11895, 13115, 13975, 18575, 19825, 28977, 31949, 34099, 39345, 41925, 45323, 48295, 55725, 59475, 65575, 95847, 102297, 135969, 144885, 159745, 170495, 196725, 226615, 241475, 415337, 479235, 511485, 589199, 679845, 724425, 798725, 852475, 1133075, 1246011, 1767597, 1948889, 2076685, 2396175, 2557425, 2945995, 3399225, 5846667, 6230055, 8837985, 9744445, 10383425, 14729975, 25335557, 29233335, 31150275, 44189925, 48722225, 76006671, 126677785, 146166675, 380033355, 633388925, 1900166775]

約数ペア:

[(1, 1900166775), (3, 633388925), (5, 380033355), (13, 146166675), (15, 126677785), (25, 76006671), (39, 48722225), (43, 44189925), (61, 31150275), (65, 29233335), (75, 25335557), (129, 14729975), (183, 10383425), (195, 9744445), (215, 8837985), (305, 6230055), (325, 5846667), (559, 3399225), (645, 2945995), (743, 2557425), (793, 2396175), (915, 2076685), (975, 1948889), (1075, 1767597), (1525, 1246011), (1677, 1133075), (2229, 852475), (2379, 798725), (2623, 724425), (2795, 679845), (3225, 589199), (3715, 511485), (3965, 479235), (4575, 415337), (7869, 241475), (8385, 226615), (9659, 196725), (11145, 170495), (11895, 159745), (13115, 144885), (13975, 135969), (18575, 102297), (19825, 95847), (28977, 65575), (31949, 59475), (34099, 55725), (39345, 48295), (41925, 45323)]