247476875

素因数分解:

$5^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:345

約数の個数: 40

約数和(自身を含む): 326595456

約数和(自身を除く): 79118581

約数列:

[1, 5, 25, 31, 53, 125, 155, 241, 265, 625, 775, 1205, 1325, 1643, 3875, 6025, 6625, 7471, 8215, 12773, 19375, 30125, 33125, 37355, 41075, 63865, 150625, 186775, 205375, 319325, 395963, 933875, 1026875, 1596625, 1979815, 4669375, 7983125, 9899075, 49495375, 247476875]

約数ペア:

[(1, 247476875), (5, 49495375), (25, 9899075), (31, 7983125), (53, 4669375), (125, 1979815), (155, 1596625), (241, 1026875), (265, 933875), (625, 395963), (775, 319325), (1205, 205375), (1325, 186775), (1643, 150625), (3875, 63865), (6025, 41075), (6625, 37355), (7471, 33125), (8215, 30125), (12773, 19375)]