28392088075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{86753}}^1$

素因数の和:86848

約数の個数: 48

約数和(自身を含む): 40663334880

約数和(自身を除く): 12271246805

約数列:

[1, 5, 13, 19, 25, 53, 65, 95, 247, 265, 325, 475, 689, 1007, 1235, 1325, 3445, 5035, 6175, 13091, 17225, 25175, 65455, 86753, 327275, 433765, 1127789, 1648307, 2168825, 4597909, 5638945, 8241535, 21427991, 22989545, 28194725, 41207675, 59772817, 87360271, 107139955, 114947725, 298864085, 436801355, 535699775, 1135683523, 1494320425, 2184006775, 5678417615, 28392088075]

約数ペア:

[(1, 28392088075), (5, 5678417615), (13, 2184006775), (19, 1494320425), (25, 1135683523), (53, 535699775), (65, 436801355), (95, 298864085), (247, 114947725), (265, 107139955), (325, 87360271), (475, 59772817), (689, 41207675), (1007, 28194725), (1235, 22989545), (1325, 21427991), (3445, 8241535), (5035, 5638945), (6175, 4597909), (13091, 2168825), (17225, 1648307), (25175, 1127789), (65455, 433765), (86753, 327275)]