7959100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 18748800

約数和(自身を除く): 10789700

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 59, 71, 76, 95, 100, 118, 142, 190, 236, 284, 295, 355, 380, 475, 590, 710, 950, 1121, 1180, 1349, 1420, 1475, 1775, 1900, 2242, 2698, 2950, 3550, 4189, 4484, 5396, 5605, 5900, 6745, 7100, 8378, 11210, 13490, 16756, 20945, 22420, 26980, 28025, 33725, 41890, 56050, 67450, 79591, 83780, 104725, 112100, 134900, 159182, 209450, 318364, 397955, 418900, 795910, 1591820, 1989775, 3979550, 7959100]

約数ペア:

[(1, 7959100), (2, 3979550), (4, 1989775), (5, 1591820), (10, 795910), (19, 418900), (20, 397955), (25, 318364), (38, 209450), (50, 159182), (59, 134900), (71, 112100), (76, 104725), (95, 83780), (100, 79591), (118, 67450), (142, 56050), (190, 41890), (236, 33725), (284, 28025), (295, 26980), (355, 22420), (380, 20945), (475, 16756), (590, 13490), (710, 11210), (950, 8378), (1121, 7100), (1180, 6745), (1349, 5900), (1420, 5605), (1475, 5396), (1775, 4484), (1900, 4189), (2242, 3550), (2698, 2950)]