202801100

素因数分解:

$2^2\times 5^2\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:395

約数の個数: 72

約数和(自身を含む): 450627408

約数和(自身を除く): 247826308

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 113, 131, 137, 226, 262, 274, 452, 524, 548, 565, 655, 685, 1130, 1310, 1370, 2260, 2620, 2740, 2825, 3275, 3425, 5650, 6550, 6850, 11300, 13100, 13700, 14803, 15481, 17947, 29606, 30962, 35894, 59212, 61924, 71788, 74015, 77405, 89735, 148030, 154810, 179470, 296060, 309620, 358940, 370075, 387025, 448675, 740150, 774050, 897350, 1480300, 1548100, 1794700, 2028011, 4056022, 8112044, 10140055, 20280110, 40560220, 50700275, 101400550, 202801100]

約数ペア:

[(1, 202801100), (2, 101400550), (4, 50700275), (5, 40560220), (10, 20280110), (20, 10140055), (25, 8112044), (50, 4056022), (100, 2028011), (113, 1794700), (131, 1548100), (137, 1480300), (226, 897350), (262, 774050), (274, 740150), (452, 448675), (524, 387025), (548, 370075), (565, 358940), (655, 309620), (685, 296060), (1130, 179470), (1310, 154810), (1370, 148030), (2260, 89735), (2620, 77405), (2740, 74015), (2825, 71788), (3275, 61924), (3425, 59212), (5650, 35894), (6550, 30962), (6850, 29606), (11300, 17947), (13100, 15481), (13700, 14803)]