83718940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 195955200

約数和(自身を除く): 112236260

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 71, 76, 95, 107, 116, 142, 145, 190, 214, 284, 290, 355, 380, 428, 535, 551, 580, 710, 1070, 1102, 1349, 1420, 2033, 2059, 2140, 2204, 2698, 2755, 3103, 4066, 4118, 5396, 5510, 6206, 6745, 7597, 8132, 8236, 10165, 10295, 11020, 12412, 13490, 15194, 15515, 20330, 20590, 26980, 30388, 31030, 37985, 39121, 40660, 41180, 58957, 62060, 75970, 78242, 117914, 144343, 151940, 156484, 195605, 220313, 235828, 288686, 294785, 391210, 440626, 577372, 589570, 721715, 782420, 881252, 1101565, 1179140, 1443430, 2203130, 2886860, 4185947, 4406260, 8371894, 16743788, 20929735, 41859470, 83718940]

約数ペア:

[(1, 83718940), (2, 41859470), (4, 20929735), (5, 16743788), (10, 8371894), (19, 4406260), (20, 4185947), (29, 2886860), (38, 2203130), (58, 1443430), (71, 1179140), (76, 1101565), (95, 881252), (107, 782420), (116, 721715), (142, 589570), (145, 577372), (190, 440626), (214, 391210), (284, 294785), (290, 288686), (355, 235828), (380, 220313), (428, 195605), (535, 156484), (551, 151940), (580, 144343), (710, 117914), (1070, 78242), (1102, 75970), (1349, 62060), (1420, 58957), (2033, 41180), (2059, 40660), (2140, 39121), (2204, 37985), (2698, 31030), (2755, 30388), (3103, 26980), (4066, 20590), (4118, 20330), (5396, 15515), (5510, 15194), (6206, 13490), (6745, 12412), (7597, 11020), (8132, 10295), (8236, 10165)]