251246236432

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1\times {\mathrm{15361}}^1$

素因数の和:15872

約数の個数: 80

約数和(自身を含む): 517062798720

約数和(自身を除く): 265816562288

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 173, 304, 311, 346, 622, 692, 1244, 1384, 2488, 2768, 3287, 4976, 5909, 6574, 11818, 13148, 15361, 23636, 26296, 30722, 47272, 52592, 53803, 61444, 94544, 107606, 122888, 215212, 245776, 291859, 430424, 583718, 860848, 1022257, 1167436, 2044514, 2334872, 2657453, 4089028, 4669744, 4777271, 5314906, 8178056, 9554542, 10629812, 16356112, 19109084, 21259624, 38218168, 42519248, 50491607, 76436336, 90768149, 100983214, 181536298, 201966428, 363072596, 403932856, 726145192, 807865712, 826467883, 1452290384, 1652935766, 3305871532, 6611743064, 13223486128, 15702889777, 31405779554, 62811559108, 125623118216, 251246236432]

約数ペア:

[(1, 251246236432), (2, 125623118216), (4, 62811559108), (8, 31405779554), (16, 15702889777), (19, 13223486128), (38, 6611743064), (76, 3305871532), (152, 1652935766), (173, 1452290384), (304, 826467883), (311, 807865712), (346, 726145192), (622, 403932856), (692, 363072596), (1244, 201966428), (1384, 181536298), (2488, 100983214), (2768, 90768149), (3287, 76436336), (4976, 50491607), (5909, 42519248), (6574, 38218168), (11818, 21259624), (13148, 19109084), (15361, 16356112), (23636, 10629812), (26296, 9554542), (30722, 8178056), (47272, 5314906), (52592, 4777271), (53803, 4669744), (61444, 4089028), (94544, 2657453), (107606, 2334872), (122888, 2044514), (215212, 1167436), (245776, 1022257), (291859, 860848), (430424, 583718)]