15698049880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1091}}^1\times {\mathrm{5897}}^1$

素因数の和:7060

約数の個数: 64

約数和(自身を含む): 35938637280

約数和(自身を除く): 20240587400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1091, 1220, 2182, 2440, 4364, 5455, 5897, 8728, 10910, 11794, 21820, 23588, 29485, 43640, 47176, 58970, 66551, 117940, 133102, 235880, 266204, 332755, 359717, 532408, 665510, 719434, 1331020, 1438868, 1798585, 2662040, 2877736, 3597170, 6433627, 7194340, 12867254, 14388680, 25734508, 32168135, 51469016, 64336270, 128672540, 257345080, 392451247, 784902494, 1569804988, 1962256235, 3139609976, 3924512470, 7849024940, 15698049880]

約数ペア:

[(1, 15698049880), (2, 7849024940), (4, 3924512470), (5, 3139609976), (8, 1962256235), (10, 1569804988), (20, 784902494), (40, 392451247), (61, 257345080), (122, 128672540), (244, 64336270), (305, 51469016), (488, 32168135), (610, 25734508), (1091, 14388680), (1220, 12867254), (2182, 7194340), (2440, 6433627), (4364, 3597170), (5455, 2877736), (5897, 2662040), (8728, 1798585), (10910, 1438868), (11794, 1331020), (21820, 719434), (23588, 665510), (29485, 532408), (43640, 359717), (47176, 332755), (58970, 266204), (66551, 235880), (117940, 133102)]