519884885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{709}}^1$

素因数の和:1145

約数の個数: 32

約数和(自身を含む): 697788000

約数和(自身を除く): 177903115

約数列:

[1, 5, 13, 29, 65, 145, 377, 389, 709, 1885, 1945, 3545, 5057, 9217, 11281, 20561, 25285, 46085, 56405, 102805, 146653, 267293, 275801, 733265, 1336465, 1379005, 3585413, 7998229, 17927065, 39991145, 103976977, 519884885]

約数ペア:

[(1, 519884885), (5, 103976977), (13, 39991145), (29, 17927065), (65, 7998229), (145, 3585413), (377, 1379005), (389, 1336465), (709, 733265), (1885, 275801), (1945, 267293), (3545, 146653), (5057, 102805), (9217, 56405), (11281, 46085), (20561, 25285)]