71988160

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9781}}^1$

素因数の和:9821

約数の個数: 56

約数和(自身を含む): 178893216

約数和(自身を除く): 106905056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 7360, 9781, 19562, 39124, 48905, 78248, 97810, 156496, 195620, 224963, 312992, 391240, 449926, 625984, 782480, 899852, 1124815, 1564960, 1799704, 2249630, 3129920, 3599408, 4499260, 7198816, 8998520, 14397632, 17997040, 35994080, 71988160]

約数ペア:

[(1, 71988160), (2, 35994080), (4, 17997040), (5, 14397632), (8, 8998520), (10, 7198816), (16, 4499260), (20, 3599408), (23, 3129920), (32, 2249630), (40, 1799704), (46, 1564960), (64, 1124815), (80, 899852), (92, 782480), (115, 625984), (160, 449926), (184, 391240), (230, 312992), (320, 224963), (368, 195620), (460, 156496), (736, 97810), (920, 78248), (1472, 48905), (1840, 39124), (3680, 19562), (7360, 9781)]