328109375

素因数分解:

$5^6\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:147

約数の個数: 56

約数和(自身を含む): 472493952

約数和(自身を除く): 144384577

約数列:

[1, 5, 11, 23, 25, 55, 83, 115, 125, 253, 275, 415, 575, 625, 913, 1265, 1375, 1909, 2075, 2875, 3125, 4565, 6325, 6875, 9545, 10375, 14375, 15625, 20999, 22825, 31625, 34375, 47725, 51875, 71875, 104995, 114125, 158125, 171875, 238625, 259375, 359375, 524975, 570625, 790625, 1193125, 1296875, 2624875, 2853125, 3953125, 5965625, 13124375, 14265625, 29828125, 65621875, 328109375]

約数ペア:

[(1, 328109375), (5, 65621875), (11, 29828125), (23, 14265625), (25, 13124375), (55, 5965625), (83, 3953125), (115, 2853125), (125, 2624875), (253, 1296875), (275, 1193125), (415, 790625), (575, 570625), (625, 524975), (913, 359375), (1265, 259375), (1375, 238625), (1909, 171875), (2075, 158125), (2875, 114125), (3125, 104995), (4565, 71875), (6325, 51875), (6875, 47725), (9545, 34375), (10375, 31625), (14375, 22825), (15625, 20999)]