28295100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:380

約数の個数: 108

約数和(自身を含む): 89707800

約数和(自身を除く): 61412700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 149, 150, 180, 211, 225, 298, 300, 422, 447, 450, 596, 633, 745, 844, 894, 900, 1055, 1266, 1341, 1490, 1788, 1899, 2110, 2235, 2532, 2682, 2980, 3165, 3725, 3798, 4220, 4470, 5275, 5364, 6330, 6705, 7450, 7596, 8940, 9495, 10550, 11175, 12660, 13410, 14900, 15825, 18990, 21100, 22350, 26820, 31439, 31650, 33525, 37980, 44700, 47475, 62878, 63300, 67050, 94317, 94950, 125756, 134100, 157195, 188634, 189900, 282951, 314390, 377268, 471585, 565902, 628780, 785975, 943170, 1131804, 1414755, 1571950, 1886340, 2357925, 2829510, 3143900, 4715850, 5659020, 7073775, 9431700, 14147550, 28295100]

約数ペア:

[(1, 28295100), (2, 14147550), (3, 9431700), (4, 7073775), (5, 5659020), (6, 4715850), (9, 3143900), (10, 2829510), (12, 2357925), (15, 1886340), (18, 1571950), (20, 1414755), (25, 1131804), (30, 943170), (36, 785975), (45, 628780), (50, 565902), (60, 471585), (75, 377268), (90, 314390), (100, 282951), (149, 189900), (150, 188634), (180, 157195), (211, 134100), (225, 125756), (298, 94950), (300, 94317), (422, 67050), (447, 63300), (450, 62878), (596, 47475), (633, 44700), (745, 37980), (844, 33525), (894, 31650), (900, 31439), (1055, 26820), (1266, 22350), (1341, 21100), (1490, 18990), (1788, 15825), (1899, 14900), (2110, 13410), (2235, 12660), (2532, 11175), (2682, 10550), (2980, 9495), (3165, 8940), (3725, 7596), (3798, 7450), (4220, 6705), (4470, 6330), (5275, 5364)]