201553672

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 412128000

約数和(自身を除く): 210574328

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 89, 94, 152, 178, 188, 317, 356, 376, 634, 712, 893, 1268, 1691, 1786, 2536, 3382, 3572, 4183, 6023, 6764, 7144, 8366, 12046, 13528, 14899, 16732, 24092, 28213, 29798, 33464, 48184, 56426, 59596, 79477, 112852, 119192, 158954, 225704, 283081, 317908, 536047, 566162, 635816, 1072094, 1132324, 1326011, 2144188, 2264648, 2652022, 4288376, 5304044, 10608088, 25194209, 50388418, 100776836, 201553672]

約数ペア:

[(1, 201553672), (2, 100776836), (4, 50388418), (8, 25194209), (19, 10608088), (38, 5304044), (47, 4288376), (76, 2652022), (89, 2264648), (94, 2144188), (152, 1326011), (178, 1132324), (188, 1072094), (317, 635816), (356, 566162), (376, 536047), (634, 317908), (712, 283081), (893, 225704), (1268, 158954), (1691, 119192), (1786, 112852), (2536, 79477), (3382, 59596), (3572, 56426), (4183, 48184), (6023, 33464), (6764, 29798), (7144, 28213), (8366, 24092), (12046, 16732), (13528, 14899)]