68938400

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 184347576

約数和(自身を除く): 115409176

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 37, 40, 50, 68, 74, 80, 85, 100, 136, 137, 148, 160, 170, 185, 200, 272, 274, 296, 340, 370, 400, 425, 544, 548, 592, 629, 680, 685, 740, 800, 850, 925, 1096, 1184, 1258, 1360, 1370, 1480, 1700, 1850, 2192, 2329, 2516, 2720, 2740, 2960, 3145, 3400, 3425, 3700, 4384, 4658, 5032, 5069, 5480, 5920, 6290, 6800, 6850, 7400, 9316, 10064, 10138, 10960, 11645, 12580, 13600, 13700, 14800, 15725, 18632, 20128, 20276, 21920, 23290, 25160, 25345, 27400, 29600, 31450, 37264, 40552, 46580, 50320, 50690, 54800, 58225, 62900, 74528, 81104, 86173, 93160, 100640, 101380, 109600, 116450, 125800, 126725, 162208, 172346, 186320, 202760, 232900, 251600, 253450, 344692, 372640, 405520, 430865, 465800, 503200, 506900, 689384, 811040, 861730, 931600, 1013800, 1378768, 1723460, 1863200, 2027600, 2154325, 2757536, 3446920, 4055200, 4308650, 6893840, 8617300, 13787680, 17234600, 34469200, 68938400]

約数ペア:

[(1, 68938400), (2, 34469200), (4, 17234600), (5, 13787680), (8, 8617300), (10, 6893840), (16, 4308650), (17, 4055200), (20, 3446920), (25, 2757536), (32, 2154325), (34, 2027600), (37, 1863200), (40, 1723460), (50, 1378768), (68, 1013800), (74, 931600), (80, 861730), (85, 811040), (100, 689384), (136, 506900), (137, 503200), (148, 465800), (160, 430865), (170, 405520), (185, 372640), (200, 344692), (272, 253450), (274, 251600), (296, 232900), (340, 202760), (370, 186320), (400, 172346), (425, 162208), (544, 126725), (548, 125800), (592, 116450), (629, 109600), (680, 101380), (685, 100640), (740, 93160), (800, 86173), (850, 81104), (925, 74528), (1096, 62900), (1184, 58225), (1258, 54800), (1360, 50690), (1370, 50320), (1480, 46580), (1700, 40552), (1850, 37264), (2192, 31450), (2329, 29600), (2516, 27400), (2720, 25345), (2740, 25160), (2960, 23290), (3145, 21920), (3400, 20276), (3425, 20128), (3700, 18632), (4384, 15725), (4658, 14800), (5032, 13700), (5069, 13600), (5480, 12580), (5920, 11645), (6290, 10960), (6800, 10138), (6850, 10064), (7400, 9316)]