87138260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1013}}^1$

素因数の和:1073

約数の個数: 96

約数和(自身を含む): 220776192

約数和(自身を除く): 133637932

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 23, 34, 44, 46, 55, 68, 85, 92, 110, 115, 170, 187, 220, 230, 253, 340, 374, 391, 460, 506, 748, 782, 935, 1012, 1013, 1265, 1564, 1870, 1955, 2026, 2530, 3740, 3910, 4052, 4301, 5060, 5065, 7820, 8602, 10130, 11143, 17204, 17221, 20260, 21505, 22286, 23299, 34442, 43010, 44572, 46598, 55715, 68884, 86020, 86105, 93196, 111430, 116495, 172210, 189431, 222860, 232990, 256289, 344420, 378862, 396083, 465980, 512578, 757724, 792166, 947155, 1025156, 1281445, 1584332, 1894310, 1980415, 2562890, 3788620, 3960830, 4356913, 5125780, 7921660, 8713826, 17427652, 21784565, 43569130, 87138260]

約数ペア:

[(1, 87138260), (2, 43569130), (4, 21784565), (5, 17427652), (10, 8713826), (11, 7921660), (17, 5125780), (20, 4356913), (22, 3960830), (23, 3788620), (34, 2562890), (44, 1980415), (46, 1894310), (55, 1584332), (68, 1281445), (85, 1025156), (92, 947155), (110, 792166), (115, 757724), (170, 512578), (187, 465980), (220, 396083), (230, 378862), (253, 344420), (340, 256289), (374, 232990), (391, 222860), (460, 189431), (506, 172210), (748, 116495), (782, 111430), (935, 93196), (1012, 86105), (1013, 86020), (1265, 68884), (1564, 55715), (1870, 46598), (1955, 44572), (2026, 43010), (2530, 34442), (3740, 23299), (3910, 22286), (4052, 21505), (4301, 20260), (5060, 17221), (5065, 17204), (7820, 11143), (8602, 10130)]