82557280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2089}}^1$

素因数の和:2136

約数の個数: 96

約数和(自身を含む): 221205600

約数和(自身を除く): 138648320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 760, 988, 1040, 1235, 1520, 1976, 2080, 2089, 2470, 3040, 3952, 4178, 4940, 7904, 8356, 9880, 10445, 16712, 19760, 20890, 27157, 33424, 39520, 39691, 41780, 54314, 66848, 79382, 83560, 108628, 135785, 158764, 167120, 198455, 217256, 271570, 317528, 334240, 396910, 434512, 515983, 543140, 635056, 793820, 869024, 1031966, 1086280, 1270112, 1587640, 2063932, 2172560, 2579915, 3175280, 4127864, 4345120, 5159830, 6350560, 8255728, 10319660, 16511456, 20639320, 41278640, 82557280]

約数ペア:

[(1, 82557280), (2, 41278640), (4, 20639320), (5, 16511456), (8, 10319660), (10, 8255728), (13, 6350560), (16, 5159830), (19, 4345120), (20, 4127864), (26, 3175280), (32, 2579915), (38, 2172560), (40, 2063932), (52, 1587640), (65, 1270112), (76, 1086280), (80, 1031966), (95, 869024), (104, 793820), (130, 635056), (152, 543140), (160, 515983), (190, 434512), (208, 396910), (247, 334240), (260, 317528), (304, 271570), (380, 217256), (416, 198455), (494, 167120), (520, 158764), (608, 135785), (760, 108628), (988, 83560), (1040, 79382), (1235, 66848), (1520, 54314), (1976, 41780), (2080, 39691), (2089, 39520), (2470, 33424), (3040, 27157), (3952, 20890), (4178, 19760), (4940, 16712), (7904, 10445), (8356, 9880)]