107900000

素因数分解:

$2^5\times 5^5\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:131

約数の個数: 144

約数和(自身を含む): 289387728

約数和(自身を除く): 181487728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 83, 100, 104, 125, 130, 160, 166, 200, 208, 250, 260, 325, 332, 400, 415, 416, 500, 520, 625, 650, 664, 800, 830, 1000, 1040, 1079, 1250, 1300, 1328, 1625, 1660, 2000, 2075, 2080, 2158, 2500, 2600, 2656, 3125, 3250, 3320, 4000, 4150, 4316, 5000, 5200, 5395, 6250, 6500, 6640, 8125, 8300, 8632, 10000, 10375, 10400, 10790, 12500, 13000, 13280, 16250, 16600, 17264, 20000, 20750, 21580, 25000, 26000, 26975, 32500, 33200, 34528, 40625, 41500, 43160, 50000, 51875, 52000, 53950, 65000, 66400, 81250, 83000, 86320, 100000, 103750, 107900, 130000, 134875, 162500, 166000, 172640, 207500, 215800, 259375, 260000, 269750, 325000, 332000, 415000, 431600, 518750, 539500, 650000, 674375, 830000, 863200, 1037500, 1079000, 1300000, 1348750, 1660000, 2075000, 2158000, 2697500, 3371875, 4150000, 4316000, 5395000, 6743750, 8300000, 10790000, 13487500, 21580000, 26975000, 53950000, 107900000]

約数ペア:

[(1, 107900000), (2, 53950000), (4, 26975000), (5, 21580000), (8, 13487500), (10, 10790000), (13, 8300000), (16, 6743750), (20, 5395000), (25, 4316000), (26, 4150000), (32, 3371875), (40, 2697500), (50, 2158000), (52, 2075000), (65, 1660000), (80, 1348750), (83, 1300000), (100, 1079000), (104, 1037500), (125, 863200), (130, 830000), (160, 674375), (166, 650000), (200, 539500), (208, 518750), (250, 431600), (260, 415000), (325, 332000), (332, 325000), (400, 269750), (415, 260000), (416, 259375), (500, 215800), (520, 207500), (625, 172640), (650, 166000), (664, 162500), (800, 134875), (830, 130000), (1000, 107900), (1040, 103750), (1079, 100000), (1250, 86320), (1300, 83000), (1328, 81250), (1625, 66400), (1660, 65000), (2000, 53950), (2075, 52000), (2080, 51875), (2158, 50000), (2500, 43160), (2600, 41500), (2656, 40625), (3125, 34528), (3250, 33200), (3320, 32500), (4000, 26975), (4150, 26000), (4316, 25000), (5000, 21580), (5200, 20750), (5395, 20000), (6250, 17264), (6500, 16600), (6640, 16250), (8125, 13280), (8300, 13000), (8632, 12500), (10000, 10790), (10375, 10400)]