70282900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:625

約数の個数: 72

約数和(自身を含む): 163114560

約数和(自身を除く): 92831660

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 71, 76, 95, 100, 142, 190, 284, 355, 380, 475, 521, 710, 950, 1042, 1349, 1420, 1775, 1900, 2084, 2605, 2698, 3550, 5210, 5396, 6745, 7100, 9899, 10420, 13025, 13490, 19798, 26050, 26980, 33725, 36991, 39596, 49495, 52100, 67450, 73982, 98990, 134900, 147964, 184955, 197980, 247475, 369910, 494950, 702829, 739820, 924775, 989900, 1405658, 1849550, 2811316, 3514145, 3699100, 7028290, 14056580, 17570725, 35141450, 70282900]

約数ペア:

[(1, 70282900), (2, 35141450), (4, 17570725), (5, 14056580), (10, 7028290), (19, 3699100), (20, 3514145), (25, 2811316), (38, 1849550), (50, 1405658), (71, 989900), (76, 924775), (95, 739820), (100, 702829), (142, 494950), (190, 369910), (284, 247475), (355, 197980), (380, 184955), (475, 147964), (521, 134900), (710, 98990), (950, 73982), (1042, 67450), (1349, 52100), (1420, 49495), (1775, 39596), (1900, 36991), (2084, 33725), (2605, 26980), (2698, 26050), (3550, 19798), (5210, 13490), (5396, 13025), (6745, 10420), (7100, 9899)]