78389992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{569}}^1\times {\mathrm{1013}}^1$

素因数の和:1605

約数の個数: 32

約数和(自身を含む): 156054600

約数和(自身を除く): 77664608

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 569, 1013, 1138, 2026, 2276, 4052, 4552, 8104, 9673, 17221, 19346, 34442, 38692, 68884, 77384, 137768, 576397, 1152794, 2305588, 4611176, 9798749, 19597498, 39194996, 78389992]

約数ペア:

[(1, 78389992), (2, 39194996), (4, 19597498), (8, 9798749), (17, 4611176), (34, 2305588), (68, 1152794), (136, 576397), (569, 137768), (1013, 77384), (1138, 68884), (2026, 38692), (2276, 34442), (4052, 19346), (4552, 17221), (8104, 9673)]