170790625

素因数分解:

$5^5\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 230985216

約数和(自身を除く): 60194591

約数列:

[1, 5, 25, 31, 41, 43, 125, 155, 205, 215, 625, 775, 1025, 1075, 1271, 1333, 1763, 3125, 3875, 5125, 5375, 6355, 6665, 8815, 19375, 25625, 26875, 31775, 33325, 44075, 54653, 96875, 128125, 134375, 158875, 166625, 220375, 273265, 794375, 833125, 1101875, 1366325, 3971875, 4165625, 5509375, 6831625, 34158125, 170790625]

約数ペア:

[(1, 170790625), (5, 34158125), (25, 6831625), (31, 5509375), (41, 4165625), (43, 3971875), (125, 1366325), (155, 1101875), (205, 833125), (215, 794375), (625, 273265), (775, 220375), (1025, 166625), (1075, 158875), (1271, 134375), (1333, 128125), (1763, 96875), (3125, 54653), (3875, 44075), (5125, 33325), (5375, 31775), (6355, 26875), (6665, 25625), (8815, 19375)]