208500110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:466

約数の個数: 128

約数和(自身を含む): 503193600

約数和(自身を除く): 294693490

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 31, 35, 38, 62, 65, 70, 91, 95, 130, 133, 155, 182, 190, 217, 247, 266, 310, 389, 403, 434, 455, 494, 589, 665, 778, 806, 910, 1085, 1178, 1235, 1330, 1729, 1945, 2015, 2170, 2470, 2723, 2821, 2945, 3458, 3890, 4030, 4123, 5057, 5446, 5642, 5890, 7391, 7657, 8246, 8645, 10114, 12059, 13615, 14105, 14782, 15314, 17290, 20615, 24118, 25285, 27230, 28210, 35399, 36955, 38285, 41230, 50570, 51737, 53599, 60295, 70798, 73910, 76570, 84413, 96083, 103474, 107198, 120590, 156767, 168826, 176995, 192166, 229121, 258685, 267995, 313534, 353990, 422065, 458242, 480415, 517370, 535990, 672581, 783835, 844130, 960830, 1097369, 1145605, 1345162, 1567670, 1603847, 2194738, 2291210, 2978573, 3207694, 3362905, 5486845, 5957146, 6725810, 8019235, 10973690, 14892865, 16038470, 20850011, 29785730, 41700022, 104250055, 208500110]

約数ペア:

[(1, 208500110), (2, 104250055), (5, 41700022), (7, 29785730), (10, 20850011), (13, 16038470), (14, 14892865), (19, 10973690), (26, 8019235), (31, 6725810), (35, 5957146), (38, 5486845), (62, 3362905), (65, 3207694), (70, 2978573), (91, 2291210), (95, 2194738), (130, 1603847), (133, 1567670), (155, 1345162), (182, 1145605), (190, 1097369), (217, 960830), (247, 844130), (266, 783835), (310, 672581), (389, 535990), (403, 517370), (434, 480415), (455, 458242), (494, 422065), (589, 353990), (665, 313534), (778, 267995), (806, 258685), (910, 229121), (1085, 192166), (1178, 176995), (1235, 168826), (1330, 156767), (1729, 120590), (1945, 107198), (2015, 103474), (2170, 96083), (2470, 84413), (2723, 76570), (2821, 73910), (2945, 70798), (3458, 60295), (3890, 53599), (4030, 51737), (4123, 50570), (5057, 41230), (5446, 38285), (5642, 36955), (5890, 35399), (7391, 28210), (7657, 27230), (8246, 25285), (8645, 24118), (10114, 20615), (12059, 17290), (13615, 15314), (14105, 14782)]