708890780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{1601}}^1$

素因数の和:1767

約数の個数: 72

約数和(自身を含む): 1625312304

約数和(自身を除く): 916421524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 169, 260, 262, 338, 524, 655, 676, 845, 1310, 1601, 1690, 1703, 2620, 3202, 3380, 3406, 6404, 6812, 8005, 8515, 16010, 17030, 20813, 22139, 32020, 34060, 41626, 44278, 83252, 88556, 104065, 110695, 208130, 209731, 221390, 270569, 416260, 419462, 442780, 541138, 838924, 1048655, 1082276, 1352845, 2097310, 2705690, 2726503, 4194620, 5411380, 5453006, 10906012, 13632515, 27265030, 35444539, 54530060, 70889078, 141778156, 177222695, 354445390, 708890780]

約数ペア:

[(1, 708890780), (2, 354445390), (4, 177222695), (5, 141778156), (10, 70889078), (13, 54530060), (20, 35444539), (26, 27265030), (52, 13632515), (65, 10906012), (130, 5453006), (131, 5411380), (169, 4194620), (260, 2726503), (262, 2705690), (338, 2097310), (524, 1352845), (655, 1082276), (676, 1048655), (845, 838924), (1310, 541138), (1601, 442780), (1690, 419462), (1703, 416260), (2620, 270569), (3202, 221390), (3380, 209731), (3406, 208130), (6404, 110695), (6812, 104065), (8005, 88556), (8515, 83252), (16010, 44278), (17030, 41626), (20813, 34060), (22139, 32020)]