82188440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{839}}^1$

素因数の和:960

約数の個数: 64

約数和(自身を含む): 193536000

約数和(自身を除く): 111347560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 79, 124, 155, 158, 248, 310, 316, 395, 620, 632, 790, 839, 1240, 1580, 1678, 2449, 3160, 3356, 4195, 4898, 6712, 8390, 9796, 12245, 16780, 19592, 24490, 26009, 33560, 48980, 52018, 66281, 97960, 104036, 130045, 132562, 208072, 260090, 265124, 331405, 520180, 530248, 662810, 1040360, 1325620, 2054711, 2651240, 4109422, 8218844, 10273555, 16437688, 20547110, 41094220, 82188440]

約数ペア:

[(1, 82188440), (2, 41094220), (4, 20547110), (5, 16437688), (8, 10273555), (10, 8218844), (20, 4109422), (31, 2651240), (40, 2054711), (62, 1325620), (79, 1040360), (124, 662810), (155, 530248), (158, 520180), (248, 331405), (310, 265124), (316, 260090), (395, 208072), (620, 132562), (632, 130045), (790, 104036), (839, 97960), (1240, 66281), (1580, 52018), (1678, 48980), (2449, 33560), (3160, 26009), (3356, 24490), (4195, 19592), (4898, 16780), (6712, 12245), (8390, 9796)]