68802020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 173408256

約数和(自身を除く): 104606236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 83, 124, 140, 155, 166, 191, 217, 310, 332, 382, 415, 434, 581, 620, 764, 830, 868, 955, 1085, 1162, 1337, 1660, 1910, 2170, 2324, 2573, 2674, 2905, 3820, 4340, 5146, 5348, 5810, 5921, 6685, 10292, 11620, 11842, 12865, 13370, 15853, 18011, 23684, 25730, 26740, 29605, 31706, 36022, 41447, 51460, 59210, 63412, 72044, 79265, 82894, 90055, 110971, 118420, 158530, 165788, 180110, 207235, 221942, 317060, 360220, 414470, 443884, 491443, 554855, 828940, 982886, 1109710, 1965772, 2219420, 2457215, 3440101, 4914430, 6880202, 9828860, 13760404, 17200505, 34401010, 68802020]

約数ペア:

[(1, 68802020), (2, 34401010), (4, 17200505), (5, 13760404), (7, 9828860), (10, 6880202), (14, 4914430), (20, 3440101), (28, 2457215), (31, 2219420), (35, 1965772), (62, 1109710), (70, 982886), (83, 828940), (124, 554855), (140, 491443), (155, 443884), (166, 414470), (191, 360220), (217, 317060), (310, 221942), (332, 207235), (382, 180110), (415, 165788), (434, 158530), (581, 118420), (620, 110971), (764, 90055), (830, 82894), (868, 79265), (955, 72044), (1085, 63412), (1162, 59210), (1337, 51460), (1660, 41447), (1910, 36022), (2170, 31706), (2324, 29605), (2573, 26740), (2674, 25730), (2905, 23684), (3820, 18011), (4340, 15853), (5146, 13370), (5348, 12865), (5810, 11842), (5921, 11620), (6685, 10292)]