15678730490

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{373}}^1\times {\mathrm{811}}^1$

素因数の和:1335

約数の個数: 64

約数和(自身を含む): 29124893952

約数和(自身を除く): 13446163462

約数列:

[1, 2, 5, 10, 71, 73, 142, 146, 355, 365, 373, 710, 730, 746, 811, 1622, 1865, 3730, 4055, 5183, 8110, 10366, 25915, 26483, 27229, 51830, 52966, 54458, 57581, 59203, 115162, 118406, 132415, 136145, 264830, 272290, 287905, 296015, 302503, 575810, 592030, 605006, 1512515, 1933259, 3025030, 3866518, 4203413, 8406826, 9666295, 19332590, 21017065, 21477713, 22082719, 42034130, 42955426, 44165438, 107388565, 110413595, 214777130, 220827190, 1567873049, 3135746098, 7839365245, 15678730490]

約数ペア:

[(1, 15678730490), (2, 7839365245), (5, 3135746098), (10, 1567873049), (71, 220827190), (73, 214777130), (142, 110413595), (146, 107388565), (355, 44165438), (365, 42955426), (373, 42034130), (710, 22082719), (730, 21477713), (746, 21017065), (811, 19332590), (1622, 9666295), (1865, 8406826), (3730, 4203413), (4055, 3866518), (5183, 3025030), (8110, 1933259), (10366, 1512515), (25915, 605006), (26483, 592030), (27229, 575810), (51830, 302503), (52966, 296015), (54458, 287905), (57581, 272290), (59203, 264830), (115162, 136145), (118406, 132415)]