156882940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{3203}}^1$

素因数の和:3322

約数の個数: 48

約数和(自身を含む): 344494080

約数和(自身を除く): 187611140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 1580, 2449, 3203, 4898, 6406, 9796, 12245, 12812, 16015, 24490, 32030, 48980, 64060, 99293, 198586, 253037, 397172, 496465, 506074, 992930, 1012148, 1265185, 1985860, 2530370, 5060740, 7844147, 15688294, 31376588, 39220735, 78441470, 156882940]

約数ペア:

[(1, 156882940), (2, 78441470), (4, 39220735), (5, 31376588), (10, 15688294), (20, 7844147), (31, 5060740), (62, 2530370), (79, 1985860), (124, 1265185), (155, 1012148), (158, 992930), (310, 506074), (316, 496465), (395, 397172), (620, 253037), (790, 198586), (1580, 99293), (2449, 64060), (3203, 48980), (4898, 32030), (6406, 24490), (9796, 16015), (12245, 12812)]