15918200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 40176000

約数和(自身を除く): 24257800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 59, 71, 76, 95, 100, 118, 142, 152, 190, 200, 236, 284, 295, 355, 380, 472, 475, 568, 590, 710, 760, 950, 1121, 1180, 1349, 1420, 1475, 1775, 1900, 2242, 2360, 2698, 2840, 2950, 3550, 3800, 4189, 4484, 5396, 5605, 5900, 6745, 7100, 8378, 8968, 10792, 11210, 11800, 13490, 14200, 16756, 20945, 22420, 26980, 28025, 33512, 33725, 41890, 44840, 53960, 56050, 67450, 79591, 83780, 104725, 112100, 134900, 159182, 167560, 209450, 224200, 269800, 318364, 397955, 418900, 636728, 795910, 837800, 1591820, 1989775, 3183640, 3979550, 7959100, 15918200]

約数ペア:

[(1, 15918200), (2, 7959100), (4, 3979550), (5, 3183640), (8, 1989775), (10, 1591820), (19, 837800), (20, 795910), (25, 636728), (38, 418900), (40, 397955), (50, 318364), (59, 269800), (71, 224200), (76, 209450), (95, 167560), (100, 159182), (118, 134900), (142, 112100), (152, 104725), (190, 83780), (200, 79591), (236, 67450), (284, 56050), (295, 53960), (355, 44840), (380, 41890), (472, 33725), (475, 33512), (568, 28025), (590, 26980), (710, 22420), (760, 20945), (950, 16756), (1121, 14200), (1180, 13490), (1349, 11800), (1420, 11210), (1475, 10792), (1775, 8968), (1900, 8378), (2242, 7100), (2360, 6745), (2698, 5900), (2840, 5605), (2950, 5396), (3550, 4484), (3800, 4189)]