15778871830

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1231}}^1\times {\mathrm{21013}}^1$

素因数の和:22312

約数の個数: 32

約数和(自身を含む): 28892400768

約数和(自身を除く): 13113528938

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 1231, 2462, 6155, 12310, 21013, 42026, 75091, 105065, 150182, 210130, 375455, 750910, 1281793, 2563586, 6408965, 12817930, 25867003, 51734006, 129335015, 258670030, 1577887183, 3155774366, 7889435915, 15778871830]

約数ペア:

[(1, 15778871830), (2, 7889435915), (5, 3155774366), (10, 1577887183), (61, 258670030), (122, 129335015), (305, 51734006), (610, 25867003), (1231, 12817930), (2462, 6408965), (6155, 2563586), (12310, 1281793), (21013, 750910), (42026, 375455), (75091, 210130), (105065, 150182)]