20219827550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{125941}}^1$

素因数の和:125998

約数の個数: 72

約数和(自身を含む): 42868137960

約数和(自身を除く): 22648310410

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 169, 190, 247, 325, 338, 475, 494, 650, 845, 950, 1235, 1690, 2470, 3211, 4225, 6175, 6422, 8450, 12350, 16055, 32110, 80275, 125941, 160550, 251882, 629705, 1259410, 1637233, 2392879, 3148525, 3274466, 4785758, 6297050, 8186165, 11964395, 16372330, 21284029, 23928790, 31107427, 40930825, 42568058, 59821975, 62214854, 81861650, 106420145, 119643950, 155537135, 212840290, 311074270, 404396551, 532100725, 777685675, 808793102, 1064201450, 1555371350, 2021982755, 4043965510, 10109913775, 20219827550]

約数ペア:

[(1, 20219827550), (2, 10109913775), (5, 4043965510), (10, 2021982755), (13, 1555371350), (19, 1064201450), (25, 808793102), (26, 777685675), (38, 532100725), (50, 404396551), (65, 311074270), (95, 212840290), (130, 155537135), (169, 119643950), (190, 106420145), (247, 81861650), (325, 62214854), (338, 59821975), (475, 42568058), (494, 40930825), (650, 31107427), (845, 23928790), (950, 21284029), (1235, 16372330), (1690, 11964395), (2470, 8186165), (3211, 6297050), (4225, 4785758), (6175, 3274466), (6422, 3148525), (8450, 2392879), (12350, 1637233), (16055, 1259410), (32110, 629705), (80275, 251882), (125941, 160550)]