7648450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 15311520

約数和(自身を除く): 7663070

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 83, 95, 97, 166, 190, 194, 415, 475, 485, 830, 950, 970, 1577, 1843, 2075, 2425, 3154, 3686, 4150, 4850, 7885, 8051, 9215, 15770, 16102, 18430, 39425, 40255, 46075, 78850, 80510, 92150, 152969, 201275, 305938, 402550, 764845, 1529690, 3824225, 7648450]

約数ペア:

[(1, 7648450), (2, 3824225), (5, 1529690), (10, 764845), (19, 402550), (25, 305938), (38, 201275), (50, 152969), (83, 92150), (95, 80510), (97, 78850), (166, 46075), (190, 40255), (194, 39425), (415, 18430), (475, 16102), (485, 15770), (830, 9215), (950, 8051), (970, 7885), (1577, 4850), (1843, 4150), (2075, 3686), (2425, 3154)]