15869750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 33808320

約数和(自身を除く): 17938570

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 125, 130, 190, 247, 250, 257, 325, 475, 494, 514, 650, 950, 1235, 1285, 1625, 2375, 2470, 2570, 3250, 3341, 4750, 4883, 6175, 6425, 6682, 9766, 12350, 12850, 16705, 24415, 30875, 32125, 33410, 48830, 61750, 63479, 64250, 83525, 122075, 126958, 167050, 244150, 317395, 417625, 610375, 634790, 835250, 1220750, 1586975, 3173950, 7934875, 15869750]

約数ペア:

[(1, 15869750), (2, 7934875), (5, 3173950), (10, 1586975), (13, 1220750), (19, 835250), (25, 634790), (26, 610375), (38, 417625), (50, 317395), (65, 244150), (95, 167050), (125, 126958), (130, 122075), (190, 83525), (247, 64250), (250, 63479), (257, 61750), (325, 48830), (475, 33410), (494, 32125), (514, 30875), (650, 24415), (950, 16705), (1235, 12850), (1285, 12350), (1625, 9766), (2375, 6682), (2470, 6425), (2570, 6175), (3250, 4883), (3341, 4750)]