25238850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2$

素因数の和:121

約数の個数: 144

約数和(自身を含む): 78869952

約数和(自身を除く): 53631102

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 35, 39, 42, 43, 50, 65, 70, 75, 78, 86, 91, 105, 129, 130, 150, 175, 182, 195, 210, 215, 258, 273, 301, 325, 350, 390, 430, 455, 525, 546, 559, 602, 645, 650, 903, 910, 975, 1050, 1075, 1118, 1290, 1365, 1505, 1677, 1806, 1849, 1950, 2150, 2275, 2730, 2795, 3010, 3225, 3354, 3698, 3913, 4515, 4550, 5547, 5590, 6450, 6825, 7525, 7826, 8385, 9030, 9245, 11094, 11739, 12943, 13650, 13975, 15050, 16770, 18490, 19565, 22575, 23478, 24037, 25886, 27735, 27950, 38829, 39130, 41925, 45150, 46225, 48074, 55470, 58695, 64715, 72111, 77658, 83850, 92450, 97825, 117390, 120185, 129430, 138675, 144222, 168259, 194145, 195650, 240370, 277350, 293475, 323575, 336518, 360555, 388290, 504777, 586950, 600925, 647150, 721110, 841295, 970725, 1009554, 1201850, 1682590, 1802775, 1941450, 2523885, 3605550, 4206475, 5047770, 8412950, 12619425, 25238850]

約数ペア:

[(1, 25238850), (2, 12619425), (3, 8412950), (5, 5047770), (6, 4206475), (7, 3605550), (10, 2523885), (13, 1941450), (14, 1802775), (15, 1682590), (21, 1201850), (25, 1009554), (26, 970725), (30, 841295), (35, 721110), (39, 647150), (42, 600925), (43, 586950), (50, 504777), (65, 388290), (70, 360555), (75, 336518), (78, 323575), (86, 293475), (91, 277350), (105, 240370), (129, 195650), (130, 194145), (150, 168259), (175, 144222), (182, 138675), (195, 129430), (210, 120185), (215, 117390), (258, 97825), (273, 92450), (301, 83850), (325, 77658), (350, 72111), (390, 64715), (430, 58695), (455, 55470), (525, 48074), (546, 46225), (559, 45150), (602, 41925), (645, 39130), (650, 38829), (903, 27950), (910, 27735), (975, 25886), (1050, 24037), (1075, 23478), (1118, 22575), (1290, 19565), (1365, 18490), (1505, 16770), (1677, 15050), (1806, 13975), (1849, 13650), (1950, 12943), (2150, 11739), (2275, 11094), (2730, 9245), (2795, 9030), (3010, 8385), (3225, 7826), (3354, 7525), (3698, 6825), (3913, 6450), (4515, 5590), (4550, 5547)]