200971280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{147773}}^1$

素因数の和:147803

約数の個数: 40

約数和(自身を含む): 494747352

約数和(自身を除く): 293776072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 147773, 295546, 591092, 738865, 1182184, 1477730, 2364368, 2512141, 2955460, 5024282, 5910920, 10048564, 11821840, 12560705, 20097128, 25121410, 40194256, 50242820, 100485640, 200971280]

約数ペア:

[(1, 200971280), (2, 100485640), (4, 50242820), (5, 40194256), (8, 25121410), (10, 20097128), (16, 12560705), (17, 11821840), (20, 10048564), (34, 5910920), (40, 5024282), (68, 2955460), (80, 2512141), (85, 2364368), (136, 1477730), (170, 1182184), (272, 738865), (340, 591092), (680, 295546), (1360, 147773)]