100561640

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 232070400

約数和(自身を除く): 131508760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 157, 239, 268, 314, 335, 478, 536, 628, 670, 785, 956, 1195, 1256, 1340, 1570, 1912, 2390, 2680, 3140, 4780, 6280, 9560, 10519, 16013, 21038, 32026, 37523, 42076, 52595, 64052, 75046, 80065, 84152, 105190, 128104, 150092, 160130, 187615, 210380, 300184, 320260, 375230, 420760, 640520, 750460, 1500920, 2514041, 5028082, 10056164, 12570205, 20112328, 25140410, 50280820, 100561640]

約数ペア:

[(1, 100561640), (2, 50280820), (4, 25140410), (5, 20112328), (8, 12570205), (10, 10056164), (20, 5028082), (40, 2514041), (67, 1500920), (134, 750460), (157, 640520), (239, 420760), (268, 375230), (314, 320260), (335, 300184), (478, 210380), (536, 187615), (628, 160130), (670, 150092), (785, 128104), (956, 105190), (1195, 84152), (1256, 80065), (1340, 75046), (1570, 64052), (1912, 52595), (2390, 42076), (2680, 37523), (3140, 32026), (4780, 21038), (6280, 16013), (9560, 10519)]