500107280

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{102481}}^1$

素因数の和:102555

約数の個数: 40

約数和(自身を含む): 1181822424

約数和(自身を除く): 681715144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 102481, 204962, 409924, 512405, 819848, 1024810, 1639696, 2049620, 4099240, 6251341, 8198480, 12502682, 25005364, 31256705, 50010728, 62513410, 100021456, 125026820, 250053640, 500107280]

約数ペア:

[(1, 500107280), (2, 250053640), (4, 125026820), (5, 100021456), (8, 62513410), (10, 50010728), (16, 31256705), (20, 25005364), (40, 12502682), (61, 8198480), (80, 6251341), (122, 4099240), (244, 2049620), (305, 1639696), (488, 1024810), (610, 819848), (976, 512405), (1220, 409924), (2440, 204962), (4880, 102481)]