78876410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3169}}^1$

素因数の和:3326

約数の個数: 32

約数和(自身を含む): 150638400

約数和(自身を除く): 71761990

約数列:

[1, 2, 5, 10, 19, 38, 95, 131, 190, 262, 655, 1310, 2489, 3169, 4978, 6338, 12445, 15845, 24890, 31690, 60211, 120422, 301055, 415139, 602110, 830278, 2075695, 4151390, 7887641, 15775282, 39438205, 78876410]

約数ペア:

[(1, 78876410), (2, 39438205), (5, 15775282), (10, 7887641), (19, 4151390), (38, 2075695), (95, 830278), (131, 602110), (190, 415139), (262, 301055), (655, 120422), (1310, 60211), (2489, 31690), (3169, 24890), (4978, 15845), (6338, 12445)]