201098945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 260131200

約数和(自身を除く): 59032255

約数列:

[1, 5, 19, 95, 97, 139, 157, 485, 695, 785, 1843, 2641, 2983, 9215, 13205, 13483, 14915, 15229, 21823, 67415, 76145, 109115, 256177, 289351, 414637, 1280885, 1446755, 2073185, 2116831, 10584155, 40219789, 201098945]

約数ペア:

[(1, 201098945), (5, 40219789), (19, 10584155), (95, 2116831), (97, 2073185), (139, 1446755), (157, 1280885), (485, 414637), (695, 289351), (785, 256177), (1843, 109115), (2641, 76145), (2983, 67415), (9215, 21823), (13205, 15229), (13483, 14915)]