826920575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1$

素因数の和:924

約数の個数: 48

約数和(自身を含む): 1144989216

約数和(自身を除く): 318068641

約数列:

[1, 5, 13, 25, 53, 61, 65, 265, 305, 325, 689, 787, 793, 1325, 1525, 3233, 3445, 3935, 3965, 10231, 16165, 17225, 19675, 19825, 41711, 42029, 48007, 51155, 80825, 208555, 210145, 240035, 255775, 542243, 624091, 1042775, 1050725, 1200175, 2544371, 2711215, 3120455, 12721855, 13556075, 15602275, 33076823, 63609275, 165384115, 826920575]

約数ペア:

[(1, 826920575), (5, 165384115), (13, 63609275), (25, 33076823), (53, 15602275), (61, 13556075), (65, 12721855), (265, 3120455), (305, 2711215), (325, 2544371), (689, 1200175), (787, 1050725), (793, 1042775), (1325, 624091), (1525, 542243), (3233, 255775), (3445, 240035), (3935, 210145), (3965, 208555), (10231, 80825), (16165, 51155), (17225, 48007), (19675, 42029), (19825, 41711)]