64188080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:403

約数の個数: 120

約数和(自身を含む): 173166000

約数和(自身を除く): 108977920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 152, 176, 190, 209, 220, 242, 304, 349, 380, 418, 440, 484, 605, 698, 760, 836, 880, 968, 1045, 1210, 1396, 1520, 1672, 1745, 1936, 2090, 2299, 2420, 2792, 3344, 3490, 3839, 4180, 4598, 4840, 5584, 6631, 6980, 7678, 8360, 9196, 9680, 11495, 13262, 13960, 15356, 16720, 18392, 19195, 22990, 26524, 27920, 30712, 33155, 36784, 38390, 42229, 45980, 53048, 61424, 66310, 72941, 76780, 84458, 91960, 106096, 132620, 145882, 153560, 168916, 183920, 211145, 265240, 291764, 307120, 337832, 364705, 422290, 530480, 583528, 675664, 729410, 802351, 844580, 1167056, 1458820, 1604702, 1689160, 2917640, 3209404, 3378320, 4011755, 5835280, 6418808, 8023510, 12837616, 16047020, 32094040, 64188080]

約数ペア:

[(1, 64188080), (2, 32094040), (4, 16047020), (5, 12837616), (8, 8023510), (10, 6418808), (11, 5835280), (16, 4011755), (19, 3378320), (20, 3209404), (22, 2917640), (38, 1689160), (40, 1604702), (44, 1458820), (55, 1167056), (76, 844580), (80, 802351), (88, 729410), (95, 675664), (110, 583528), (121, 530480), (152, 422290), (176, 364705), (190, 337832), (209, 307120), (220, 291764), (242, 265240), (304, 211145), (349, 183920), (380, 168916), (418, 153560), (440, 145882), (484, 132620), (605, 106096), (698, 91960), (760, 84458), (836, 76780), (880, 72941), (968, 66310), (1045, 61424), (1210, 53048), (1396, 45980), (1520, 42229), (1672, 38390), (1745, 36784), (1936, 33155), (2090, 30712), (2299, 27920), (2420, 26524), (2792, 22990), (3344, 19195), (3490, 18392), (3839, 16720), (4180, 15356), (4598, 13960), (4840, 13262), (5584, 11495), (6631, 9680), (6980, 9196), (7678, 8360)]