39965200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:353

約数の個数: 120

約数和(自身を含む): 108493056

約数和(自身を除く): 68527856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 155, 176, 200, 220, 248, 275, 293, 310, 341, 400, 440, 496, 550, 586, 620, 682, 775, 880, 1100, 1172, 1240, 1364, 1465, 1550, 1705, 2200, 2344, 2480, 2728, 2930, 3100, 3223, 3410, 4400, 4688, 5456, 5860, 6200, 6446, 6820, 7325, 8525, 9083, 11720, 12400, 12892, 13640, 14650, 16115, 17050, 18166, 23440, 25784, 27280, 29300, 32230, 34100, 36332, 45415, 51568, 58600, 64460, 68200, 72664, 80575, 90830, 99913, 117200, 128920, 136400, 145328, 161150, 181660, 199826, 227075, 257840, 322300, 363320, 399652, 454150, 499565, 644600, 726640, 799304, 908300, 999130, 1289200, 1598608, 1816600, 1998260, 2497825, 3633200, 3996520, 4995650, 7993040, 9991300, 19982600, 39965200]

約数ペア:

[(1, 39965200), (2, 19982600), (4, 9991300), (5, 7993040), (8, 4995650), (10, 3996520), (11, 3633200), (16, 2497825), (20, 1998260), (22, 1816600), (25, 1598608), (31, 1289200), (40, 999130), (44, 908300), (50, 799304), (55, 726640), (62, 644600), (80, 499565), (88, 454150), (100, 399652), (110, 363320), (124, 322300), (155, 257840), (176, 227075), (200, 199826), (220, 181660), (248, 161150), (275, 145328), (293, 136400), (310, 128920), (341, 117200), (400, 99913), (440, 90830), (496, 80575), (550, 72664), (586, 68200), (620, 64460), (682, 58600), (775, 51568), (880, 45415), (1100, 36332), (1172, 34100), (1240, 32230), (1364, 29300), (1465, 27280), (1550, 25784), (1705, 23440), (2200, 18166), (2344, 17050), (2480, 16115), (2728, 14650), (2930, 13640), (3100, 12892), (3223, 12400), (3410, 11720), (4400, 9083), (4688, 8525), (5456, 7325), (5860, 6820), (6200, 6446)]