326099360

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{25799}}^1$

素因数の和:25893

約数の個数: 48

約数和(自身を含む): 780192000

約数和(自身を除く): 454092640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12640, 25799, 51598, 103196, 128995, 206392, 257990, 412784, 515980, 825568, 1031960, 2038121, 2063920, 4076242, 4127840, 8152484, 10190605, 16304968, 20381210, 32609936, 40762420, 65219872, 81524840, 163049680, 326099360]

約数ペア:

[(1, 326099360), (2, 163049680), (4, 81524840), (5, 65219872), (8, 40762420), (10, 32609936), (16, 20381210), (20, 16304968), (32, 10190605), (40, 8152484), (79, 4127840), (80, 4076242), (158, 2063920), (160, 2038121), (316, 1031960), (395, 825568), (632, 515980), (790, 412784), (1264, 257990), (1580, 206392), (2528, 128995), (3160, 103196), (6320, 51598), (12640, 25799)]