80478380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3301}}^1$

素因数の和:3386

約数の個数: 48

約数和(自身を含む): 179734464

約数和(自身を除く): 99256084

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 1060, 1219, 2438, 3301, 4876, 6095, 6602, 12190, 13204, 16505, 24380, 33010, 66020, 75923, 151846, 174953, 303692, 349906, 379615, 699812, 759230, 874765, 1518460, 1749530, 3499060, 4023919, 8047838, 16095676, 20119595, 40239190, 80478380]

約数ペア:

[(1, 80478380), (2, 40239190), (4, 20119595), (5, 16095676), (10, 8047838), (20, 4023919), (23, 3499060), (46, 1749530), (53, 1518460), (92, 874765), (106, 759230), (115, 699812), (212, 379615), (230, 349906), (265, 303692), (460, 174953), (530, 151846), (1060, 75923), (1219, 66020), (2438, 33010), (3301, 24380), (4876, 16505), (6095, 13204), (6602, 12190)]