821898350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5827}}^1$

素因数の和:5890

約数の個数: 96

約数和(自身を含む): 1942542336

約数和(自身を除く): 1120643986

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 31, 35, 50, 62, 65, 70, 91, 130, 155, 175, 182, 217, 310, 325, 350, 403, 434, 455, 650, 775, 806, 910, 1085, 1550, 2015, 2170, 2275, 2821, 4030, 4550, 5425, 5642, 5827, 10075, 10850, 11654, 14105, 20150, 28210, 29135, 40789, 58270, 70525, 75751, 81578, 141050, 145675, 151502, 180637, 203945, 291350, 361274, 378755, 407890, 530257, 757510, 903185, 1019725, 1060514, 1264459, 1806370, 1893775, 2039450, 2348281, 2528918, 2651285, 3787550, 4515925, 4696562, 5302570, 6322295, 9031850, 11741405, 12644590, 13256425, 16437967, 23482810, 26512850, 31611475, 32875934, 58707025, 63222950, 82189835, 117414050, 164379670, 410949175, 821898350]

約数ペア:

[(1, 821898350), (2, 410949175), (5, 164379670), (7, 117414050), (10, 82189835), (13, 63222950), (14, 58707025), (25, 32875934), (26, 31611475), (31, 26512850), (35, 23482810), (50, 16437967), (62, 13256425), (65, 12644590), (70, 11741405), (91, 9031850), (130, 6322295), (155, 5302570), (175, 4696562), (182, 4515925), (217, 3787550), (310, 2651285), (325, 2528918), (350, 2348281), (403, 2039450), (434, 1893775), (455, 1806370), (650, 1264459), (775, 1060514), (806, 1019725), (910, 903185), (1085, 757510), (1550, 530257), (2015, 407890), (2170, 378755), (2275, 361274), (2821, 291350), (4030, 203945), (4550, 180637), (5425, 151502), (5642, 145675), (5827, 141050), (10075, 81578), (10850, 75751), (11654, 70525), (14105, 58270), (20150, 40789), (28210, 29135)]