90377680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1607}}^1$

素因数の和:1676

約数の個数: 80

約数和(自身を含む): 227306880

約数和(自身を除く): 136929200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 74, 76, 80, 95, 148, 152, 185, 190, 296, 304, 370, 380, 592, 703, 740, 760, 1406, 1480, 1520, 1607, 2812, 2960, 3214, 3515, 5624, 6428, 7030, 8035, 11248, 12856, 14060, 16070, 25712, 28120, 30533, 32140, 56240, 59459, 61066, 64280, 118918, 122132, 128560, 152665, 237836, 244264, 297295, 305330, 475672, 488528, 594590, 610660, 951344, 1129721, 1189180, 1221320, 2259442, 2378360, 2442640, 4518884, 4756720, 5648605, 9037768, 11297210, 18075536, 22594420, 45188840, 90377680]

約数ペア:

[(1, 90377680), (2, 45188840), (4, 22594420), (5, 18075536), (8, 11297210), (10, 9037768), (16, 5648605), (19, 4756720), (20, 4518884), (37, 2442640), (38, 2378360), (40, 2259442), (74, 1221320), (76, 1189180), (80, 1129721), (95, 951344), (148, 610660), (152, 594590), (185, 488528), (190, 475672), (296, 305330), (304, 297295), (370, 244264), (380, 237836), (592, 152665), (703, 128560), (740, 122132), (760, 118918), (1406, 64280), (1480, 61066), (1520, 59459), (1607, 56240), (2812, 32140), (2960, 30533), (3214, 28120), (3515, 25712), (5624, 16070), (6428, 14060), (7030, 12856), (8035, 11248)]