82839420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5171}}^1$

素因数の和:5275

約数の個数: 72

約数和(自身を含む): 254152080

約数和(自身を除く): 171312660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 5171, 5340, 8010, 10342, 15513, 16020, 20684, 25855, 31026, 46539, 51710, 62052, 77565, 93078, 103420, 155130, 186156, 232695, 310260, 460219, 465390, 920438, 930780, 1380657, 1840876, 2301095, 2761314, 4141971, 4602190, 5522628, 6903285, 8283942, 9204380, 13806570, 16567884, 20709855, 27613140, 41419710, 82839420]

約数ペア:

[(1, 82839420), (2, 41419710), (3, 27613140), (4, 20709855), (5, 16567884), (6, 13806570), (9, 9204380), (10, 8283942), (12, 6903285), (15, 5522628), (18, 4602190), (20, 4141971), (30, 2761314), (36, 2301095), (45, 1840876), (60, 1380657), (89, 930780), (90, 920438), (178, 465390), (180, 460219), (267, 310260), (356, 232695), (445, 186156), (534, 155130), (801, 103420), (890, 93078), (1068, 77565), (1335, 62052), (1602, 51710), (1780, 46539), (2670, 31026), (3204, 25855), (4005, 20684), (5171, 16020), (5340, 15513), (8010, 10342)]