255319691320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1697}}^1\times {\mathrm{87473}}^1$

素因数の和:89224

約数の個数: 64

約数和(自身を含む): 588182173920

約数和(自身を除く): 332862482600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1697, 1720, 3394, 6788, 8485, 13576, 16970, 33940, 67880, 72971, 87473, 145942, 174946, 291884, 349892, 364855, 437365, 583768, 699784, 729710, 874730, 1459420, 1749460, 2918840, 3498920, 3761339, 7522678, 15045356, 18806695, 30090712, 37613390, 75226780, 148441681, 150453560, 296883362, 593766724, 742208405, 1187533448, 1484416810, 2968833620, 5937667240, 6382992283, 12765984566, 25531969132, 31914961415, 51063938264, 63829922830, 127659845660, 255319691320]

約数ペア:

[(1, 255319691320), (2, 127659845660), (4, 63829922830), (5, 51063938264), (8, 31914961415), (10, 25531969132), (20, 12765984566), (40, 6382992283), (43, 5937667240), (86, 2968833620), (172, 1484416810), (215, 1187533448), (344, 742208405), (430, 593766724), (860, 296883362), (1697, 150453560), (1720, 148441681), (3394, 75226780), (6788, 37613390), (8485, 30090712), (13576, 18806695), (16970, 15045356), (33940, 7522678), (67880, 3761339), (72971, 3498920), (87473, 2918840), (145942, 1749460), (174946, 1459420), (291884, 874730), (349892, 729710), (364855, 699784), (437365, 583768)]