72993325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 101243520

約数和(自身を除く): 28250195

約数列:

[1, 5, 17, 25, 41, 59, 71, 85, 205, 295, 355, 425, 697, 1003, 1025, 1207, 1475, 1775, 2419, 2911, 3485, 4189, 5015, 6035, 12095, 14555, 17425, 20945, 25075, 30175, 41123, 49487, 60475, 71213, 72775, 104725, 171749, 205615, 247435, 356065, 858745, 1028075, 1237175, 1780325, 2919733, 4293725, 14598665, 72993325]

約数ペア:

[(1, 72993325), (5, 14598665), (17, 4293725), (25, 2919733), (41, 1780325), (59, 1237175), (71, 1028075), (85, 858745), (205, 356065), (295, 247435), (355, 205615), (425, 171749), (697, 104725), (1003, 72775), (1025, 71213), (1207, 60475), (1475, 49487), (1775, 41123), (2419, 30175), (2911, 25075), (3485, 20945), (4189, 17425), (5015, 14555), (6035, 12095)]