65857040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1171}}^1$

素因数の和:1240

約数の個数: 80

約数和(自身を含む): 165673920

約数和(自身を除く): 99816880

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, 1171, 1406, 1480, 1520, 2342, 2812, 2960, 3515, 4684, 5624, 5855, 7030, 9368, 11248, 11710, 14060, 18736, 22249, 23420, 28120, 43327, 44498, 46840, 56240, 86654, 88996, 93680, 111245, 173308, 177992, 216635, 222490, 346616, 355984, 433270, 444980, 693232, 823213, 866540, 889960, 1646426, 1733080, 1779920, 3292852, 3466160, 4116065, 6585704, 8232130, 13171408, 16464260, 32928520, 65857040]

約数ペア:

[(1, 65857040), (2, 32928520), (4, 16464260), (5, 13171408), (8, 8232130), (10, 6585704), (16, 4116065), (19, 3466160), (20, 3292852), (37, 1779920), (38, 1733080), (40, 1646426), (74, 889960), (76, 866540), (80, 823213), (95, 693232), (148, 444980), (152, 433270), (185, 355984), (190, 346616), (296, 222490), (304, 216635), (370, 177992), (380, 173308), (592, 111245), (703, 93680), (740, 88996), (760, 86654), (1171, 56240), (1406, 46840), (1480, 44498), (1520, 43327), (2342, 28120), (2812, 23420), (2960, 22249), (3515, 18736), (4684, 14060), (5624, 11710), (5855, 11248), (7030, 9368)]