65517960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 207100800

約数和(自身を除く): 141582840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 67, 87, 116, 120, 134, 145, 174, 201, 232, 268, 281, 290, 335, 348, 402, 435, 536, 562, 580, 670, 696, 804, 843, 870, 1005, 1124, 1160, 1340, 1405, 1608, 1686, 1740, 1943, 2010, 2248, 2680, 2810, 3372, 3480, 3886, 4020, 4215, 5620, 5829, 6744, 7772, 8040, 8149, 8430, 9715, 11240, 11658, 15544, 16298, 16860, 18827, 19430, 23316, 24447, 29145, 32596, 33720, 37654, 38860, 40745, 46632, 48894, 56481, 58290, 65192, 75308, 77720, 81490, 94135, 97788, 112962, 116580, 122235, 150616, 162980, 188270, 195576, 225924, 233160, 244470, 282405, 325960, 376540, 451848, 488940, 545983, 564810, 753080, 977880, 1091966, 1129620, 1637949, 2183932, 2259240, 2729915, 3275898, 4367864, 5459830, 6551796, 8189745, 10919660, 13103592, 16379490, 21839320, 32758980, 65517960]

約数ペア:

[(1, 65517960), (2, 32758980), (3, 21839320), (4, 16379490), (5, 13103592), (6, 10919660), (8, 8189745), (10, 6551796), (12, 5459830), (15, 4367864), (20, 3275898), (24, 2729915), (29, 2259240), (30, 2183932), (40, 1637949), (58, 1129620), (60, 1091966), (67, 977880), (87, 753080), (116, 564810), (120, 545983), (134, 488940), (145, 451848), (174, 376540), (201, 325960), (232, 282405), (268, 244470), (281, 233160), (290, 225924), (335, 195576), (348, 188270), (402, 162980), (435, 150616), (536, 122235), (562, 116580), (580, 112962), (670, 97788), (696, 94135), (804, 81490), (843, 77720), (870, 75308), (1005, 65192), (1124, 58290), (1160, 56481), (1340, 48894), (1405, 46632), (1608, 40745), (1686, 38860), (1740, 37654), (1943, 33720), (2010, 32596), (2248, 29145), (2680, 24447), (2810, 23316), (3372, 19430), (3480, 18827), (3886, 16860), (4020, 16298), (4215, 15544), (5620, 11658), (5829, 11240), (6744, 9715), (7772, 8430), (8040, 8149)]