129673900

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:499

約数の個数: 72

約数和(自身を含む): 292700016

約数和(自身を除く): 163026116

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 101, 148, 185, 202, 347, 370, 404, 505, 694, 740, 925, 1010, 1388, 1735, 1850, 2020, 2525, 3470, 3700, 3737, 5050, 6940, 7474, 8675, 10100, 12839, 14948, 17350, 18685, 25678, 34700, 35047, 37370, 51356, 64195, 70094, 74740, 93425, 128390, 140188, 175235, 186850, 256780, 320975, 350470, 373700, 641950, 700940, 876175, 1283900, 1296739, 1752350, 2593478, 3504700, 5186956, 6483695, 12967390, 25934780, 32418475, 64836950, 129673900]

約数ペア:

[(1, 129673900), (2, 64836950), (4, 32418475), (5, 25934780), (10, 12967390), (20, 6483695), (25, 5186956), (37, 3504700), (50, 2593478), (74, 1752350), (100, 1296739), (101, 1283900), (148, 876175), (185, 700940), (202, 641950), (347, 373700), (370, 350470), (404, 320975), (505, 256780), (694, 186850), (740, 175235), (925, 140188), (1010, 128390), (1388, 93425), (1735, 74740), (1850, 70094), (2020, 64195), (2525, 51356), (3470, 37370), (3700, 35047), (3737, 34700), (5050, 25678), (6940, 18685), (7474, 17350), (8675, 14948), (10100, 12839)]