20280491300

素因数分解:

$2^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{1237}}^1\times {\mathrm{2447}}^1$

素因数の和:3765

約数の個数: 72

約数和(自身を含む): 44719887744

約数和(自身を除く): 24439396444

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 134, 268, 335, 670, 1237, 1340, 1675, 2447, 2474, 3350, 4894, 4948, 6185, 6700, 9788, 12235, 12370, 24470, 24740, 30925, 48940, 61175, 61850, 82879, 122350, 123700, 163949, 165758, 244700, 327898, 331516, 414395, 655796, 819745, 828790, 1639490, 1657580, 2071975, 3026939, 3278980, 4098725, 4143950, 6053878, 8197450, 8287900, 12107756, 15134695, 16394900, 30269390, 60538780, 75673475, 151346950, 202804913, 302693900, 405609826, 811219652, 1014024565, 2028049130, 4056098260, 5070122825, 10140245650, 20280491300]

約数ペア:

[(1, 20280491300), (2, 10140245650), (4, 5070122825), (5, 4056098260), (10, 2028049130), (20, 1014024565), (25, 811219652), (50, 405609826), (67, 302693900), (100, 202804913), (134, 151346950), (268, 75673475), (335, 60538780), (670, 30269390), (1237, 16394900), (1340, 15134695), (1675, 12107756), (2447, 8287900), (2474, 8197450), (3350, 6053878), (4894, 4143950), (4948, 4098725), (6185, 3278980), (6700, 3026939), (9788, 2071975), (12235, 1657580), (12370, 1639490), (24470, 828790), (24740, 819745), (30925, 655796), (48940, 414395), (61175, 331516), (61850, 327898), (82879, 244700), (122350, 165758), (123700, 163949)]