155493860

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{1993}}^1$

素因数の和:2132

約数の個数: 48

約数和(自身を含む): 337671936

約数和(自身を除く): 182178076

約数列:

[1, 2, 4, 5, 10, 20, 47, 83, 94, 166, 188, 235, 332, 415, 470, 830, 940, 1660, 1993, 3901, 3986, 7802, 7972, 9965, 15604, 19505, 19930, 39010, 39860, 78020, 93671, 165419, 187342, 330838, 374684, 468355, 661676, 827095, 936710, 1654190, 1873420, 3308380, 7774693, 15549386, 31098772, 38873465, 77746930, 155493860]

約数ペア:

[(1, 155493860), (2, 77746930), (4, 38873465), (5, 31098772), (10, 15549386), (20, 7774693), (47, 3308380), (83, 1873420), (94, 1654190), (166, 936710), (188, 827095), (235, 661676), (332, 468355), (415, 374684), (470, 330838), (830, 187342), (940, 165419), (1660, 93671), (1993, 78020), (3901, 39860), (3986, 39010), (7802, 19930), (7972, 19505), (9965, 15604)]