42912890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{683}}^1$

素因数の和:854

約数の個数: 32

約数和(自身を含む): 79387776

約数和(自身を除く): 36474886

約数列:

[1, 2, 5, 10, 61, 103, 122, 206, 305, 515, 610, 683, 1030, 1366, 3415, 6283, 6830, 12566, 31415, 41663, 62830, 70349, 83326, 140698, 208315, 351745, 416630, 703490, 4291289, 8582578, 21456445, 42912890]

約数ペア:

[(1, 42912890), (2, 21456445), (5, 8582578), (10, 4291289), (61, 703490), (103, 416630), (122, 351745), (206, 208315), (305, 140698), (515, 83326), (610, 70349), (683, 62830), (1030, 41663), (1366, 31415), (3415, 12566), (6283, 6830)]