154889920

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3083}}^1$

素因数の和:3257

約数の個数: 56

約数和(自身を含む): 371301264

約数和(自身を除く): 216411344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1256, 1570, 2512, 3083, 3140, 5024, 6166, 6280, 10048, 12332, 12560, 15415, 24664, 25120, 30830, 49328, 50240, 61660, 98656, 123320, 197312, 246640, 484031, 493280, 968062, 986560, 1936124, 2420155, 3872248, 4840310, 7744496, 9680620, 15488992, 19361240, 30977984, 38722480, 77444960, 154889920]

約数ペア:

[(1, 154889920), (2, 77444960), (4, 38722480), (5, 30977984), (8, 19361240), (10, 15488992), (16, 9680620), (20, 7744496), (32, 4840310), (40, 3872248), (64, 2420155), (80, 1936124), (157, 986560), (160, 968062), (314, 493280), (320, 484031), (628, 246640), (785, 197312), (1256, 123320), (1570, 98656), (2512, 61660), (3083, 50240), (3140, 49328), (5024, 30830), (6166, 25120), (6280, 24664), (10048, 15415), (12332, 12560)]