71940872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 151113600

約数和(自身を除く): 79172728

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 109, 136, 184, 211, 218, 391, 422, 436, 782, 844, 872, 1564, 1688, 1853, 2507, 3128, 3587, 3706, 4853, 5014, 7174, 7412, 9706, 10028, 14348, 14824, 19412, 20056, 22999, 28696, 38824, 42619, 45998, 82501, 85238, 91996, 165002, 170476, 183992, 330004, 340952, 390983, 528977, 660008, 781966, 1057954, 1563932, 2115908, 3127864, 4231816, 8992609, 17985218, 35970436, 71940872]

約数ペア:

[(1, 71940872), (2, 35970436), (4, 17985218), (8, 8992609), (17, 4231816), (23, 3127864), (34, 2115908), (46, 1563932), (68, 1057954), (92, 781966), (109, 660008), (136, 528977), (184, 390983), (211, 340952), (218, 330004), (391, 183992), (422, 170476), (436, 165002), (782, 91996), (844, 85238), (872, 82501), (1564, 45998), (1688, 42619), (1853, 38824), (2507, 28696), (3128, 22999), (3587, 20056), (3706, 19412), (4853, 14824), (5014, 14348), (7174, 10028), (7412, 9706)]