121579100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1049}}^1$

素因数の和:1143

約数の個数: 72

約数和(自身を含む): 282534000

約数和(自身を除く): 160954900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 61, 76, 95, 100, 122, 190, 244, 305, 380, 475, 610, 950, 1049, 1159, 1220, 1525, 1900, 2098, 2318, 3050, 4196, 4636, 5245, 5795, 6100, 10490, 11590, 19931, 20980, 23180, 26225, 28975, 39862, 52450, 57950, 63989, 79724, 99655, 104900, 115900, 127978, 199310, 255956, 319945, 398620, 498275, 639890, 996550, 1215791, 1279780, 1599725, 1993100, 2431582, 3199450, 4863164, 6078955, 6398900, 12157910, 24315820, 30394775, 60789550, 121579100]

約数ペア:

[(1, 121579100), (2, 60789550), (4, 30394775), (5, 24315820), (10, 12157910), (19, 6398900), (20, 6078955), (25, 4863164), (38, 3199450), (50, 2431582), (61, 1993100), (76, 1599725), (95, 1279780), (100, 1215791), (122, 996550), (190, 639890), (244, 498275), (305, 398620), (380, 319945), (475, 255956), (610, 199310), (950, 127978), (1049, 115900), (1159, 104900), (1220, 99655), (1525, 79724), (1900, 63989), (2098, 57950), (2318, 52450), (3050, 39862), (4196, 28975), (4636, 26225), (5245, 23180), (5795, 20980), (6100, 19931), (10490, 11590)]