87605048

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{421}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 178126200

約数和(自身を除く): 90521152

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 421, 703, 842, 1369, 1406, 1684, 2738, 2812, 3368, 5476, 5624, 7999, 10952, 15577, 15998, 26011, 31154, 31996, 52022, 62308, 63992, 104044, 124616, 208088, 295963, 576349, 591926, 1152698, 1183852, 2305396, 2367704, 4610792, 10950631, 21901262, 43802524, 87605048]

約数ペア:

[(1, 87605048), (2, 43802524), (4, 21901262), (8, 10950631), (19, 4610792), (37, 2367704), (38, 2305396), (74, 1183852), (76, 1152698), (148, 591926), (152, 576349), (296, 295963), (421, 208088), (703, 124616), (842, 104044), (1369, 63992), (1406, 62308), (1684, 52022), (2738, 31996), (2812, 31154), (3368, 26011), (5476, 15998), (5624, 15577), (7999, 10952)]