158771600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1607}}^1$

素因数の和:1657

約数の個数: 120

約数和(自身を含む): 432680640

約数和(自身を除く): 273909040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 190, 200, 208, 247, 260, 304, 325, 380, 400, 475, 494, 520, 650, 760, 950, 988, 1040, 1235, 1300, 1520, 1607, 1900, 1976, 2470, 2600, 3214, 3800, 3952, 4940, 5200, 6175, 6428, 7600, 8035, 9880, 12350, 12856, 16070, 19760, 20891, 24700, 25712, 30533, 32140, 40175, 41782, 49400, 61066, 64280, 80350, 83564, 98800, 104455, 122132, 128560, 152665, 160700, 167128, 208910, 244264, 305330, 321400, 334256, 396929, 417820, 488528, 522275, 610660, 642800, 763325, 793858, 835640, 1044550, 1221320, 1526650, 1587716, 1671280, 1984645, 2089100, 2442640, 3053300, 3175432, 3969290, 4178200, 6106600, 6350864, 7938580, 8356400, 9923225, 12213200, 15877160, 19846450, 31754320, 39692900, 79385800, 158771600]

約数ペア:

[(1, 158771600), (2, 79385800), (4, 39692900), (5, 31754320), (8, 19846450), (10, 15877160), (13, 12213200), (16, 9923225), (19, 8356400), (20, 7938580), (25, 6350864), (26, 6106600), (38, 4178200), (40, 3969290), (50, 3175432), (52, 3053300), (65, 2442640), (76, 2089100), (80, 1984645), (95, 1671280), (100, 1587716), (104, 1526650), (130, 1221320), (152, 1044550), (190, 835640), (200, 793858), (208, 763325), (247, 642800), (260, 610660), (304, 522275), (325, 488528), (380, 417820), (400, 396929), (475, 334256), (494, 321400), (520, 305330), (650, 244264), (760, 208910), (950, 167128), (988, 160700), (1040, 152665), (1235, 128560), (1300, 122132), (1520, 104455), (1607, 98800), (1900, 83564), (1976, 80350), (2470, 64280), (2600, 61066), (3214, 49400), (3800, 41782), (3952, 40175), (4940, 32140), (5200, 30533), (6175, 25712), (6428, 24700), (7600, 20891), (8035, 19760), (9880, 16070), (12350, 12856)]