78580528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 176613696

約数和(自身を除く): 98033168

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 71, 104, 136, 142, 208, 221, 272, 284, 313, 442, 568, 626, 884, 923, 1136, 1207, 1252, 1768, 1846, 2414, 2504, 3536, 3692, 4069, 4828, 5008, 5321, 7384, 8138, 9656, 10642, 14768, 15691, 16276, 19312, 21284, 22223, 31382, 32552, 42568, 44446, 62764, 65104, 69173, 85136, 88892, 125528, 138346, 177784, 251056, 276692, 288899, 355568, 377791, 553384, 577798, 755582, 1106768, 1155596, 1511164, 2311192, 3022328, 4622384, 4911283, 6044656, 9822566, 19645132, 39290264, 78580528]

約数ペア:

[(1, 78580528), (2, 39290264), (4, 19645132), (8, 9822566), (13, 6044656), (16, 4911283), (17, 4622384), (26, 3022328), (34, 2311192), (52, 1511164), (68, 1155596), (71, 1106768), (104, 755582), (136, 577798), (142, 553384), (208, 377791), (221, 355568), (272, 288899), (284, 276692), (313, 251056), (442, 177784), (568, 138346), (626, 125528), (884, 88892), (923, 85136), (1136, 69173), (1207, 65104), (1252, 62764), (1768, 44446), (1846, 42568), (2414, 32552), (2504, 31382), (3536, 22223), (3692, 21284), (4069, 19312), (4828, 16276), (5008, 15691), (5321, 14768), (7384, 10642), (8138, 9656)]