212206100

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{691}}^1$

素因数の和:825

約数の個数: 72

約数和(自身を含む): 479323488

約数和(自身を除く): 267117388

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 83, 100, 148, 166, 185, 332, 370, 415, 691, 740, 830, 925, 1382, 1660, 1850, 2075, 2764, 3071, 3455, 3700, 4150, 6142, 6910, 8300, 12284, 13820, 15355, 17275, 25567, 30710, 34550, 51134, 57353, 61420, 69100, 76775, 102268, 114706, 127835, 153550, 229412, 255670, 286765, 307100, 511340, 573530, 639175, 1147060, 1278350, 1433825, 2122061, 2556700, 2867650, 4244122, 5735300, 8488244, 10610305, 21220610, 42441220, 53051525, 106103050, 212206100]

約数ペア:

[(1, 212206100), (2, 106103050), (4, 53051525), (5, 42441220), (10, 21220610), (20, 10610305), (25, 8488244), (37, 5735300), (50, 4244122), (74, 2867650), (83, 2556700), (100, 2122061), (148, 1433825), (166, 1278350), (185, 1147060), (332, 639175), (370, 573530), (415, 511340), (691, 307100), (740, 286765), (830, 255670), (925, 229412), (1382, 153550), (1660, 127835), (1850, 114706), (2075, 102268), (2764, 76775), (3071, 69100), (3455, 61420), (3700, 57353), (4150, 51134), (6142, 34550), (6910, 30710), (8300, 25567), (12284, 17275), (13820, 15355)]