65015625

素因数分解:

$3^1\times 5^6\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:125

約数の個数: 56

約数和(自身を含む): 115623520

約数和(自身を除く): 50607895

約数列:

[1, 3, 5, 15, 19, 25, 57, 73, 75, 95, 125, 219, 285, 365, 375, 475, 625, 1095, 1387, 1425, 1825, 1875, 2375, 3125, 4161, 5475, 6935, 7125, 9125, 9375, 11875, 15625, 20805, 27375, 34675, 35625, 45625, 46875, 59375, 104025, 136875, 173375, 178125, 228125, 296875, 520125, 684375, 866875, 890625, 1140625, 2600625, 3421875, 4334375, 13003125, 21671875, 65015625]

約数ペア:

[(1, 65015625), (3, 21671875), (5, 13003125), (15, 4334375), (19, 3421875), (25, 2600625), (57, 1140625), (73, 890625), (75, 866875), (95, 684375), (125, 520125), (219, 296875), (285, 228125), (365, 178125), (375, 173375), (475, 136875), (625, 104025), (1095, 59375), (1387, 46875), (1425, 45625), (1825, 35625), (1875, 34675), (2375, 27375), (3125, 20805), (4161, 15625), (5475, 11875), (6935, 9375), (7125, 9125)]