80353850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2063}}^1$

素因数の和:2135

約数の個数: 48

約数和(自身を含む): 161239680

約数和(自身を除く): 80885830

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 205, 410, 475, 779, 950, 1025, 1558, 2050, 2063, 3895, 4126, 7790, 10315, 19475, 20630, 38950, 39197, 51575, 78394, 84583, 103150, 169166, 195985, 391970, 422915, 845830, 979925, 1607077, 1959850, 2114575, 3214154, 4229150, 8035385, 16070770, 40176925, 80353850]

約数ペア:

[(1, 80353850), (2, 40176925), (5, 16070770), (10, 8035385), (19, 4229150), (25, 3214154), (38, 2114575), (41, 1959850), (50, 1607077), (82, 979925), (95, 845830), (190, 422915), (205, 391970), (410, 195985), (475, 169166), (779, 103150), (950, 84583), (1025, 78394), (1558, 51575), (2050, 39197), (2063, 38950), (3895, 20630), (4126, 19475), (7790, 10315)]