18601155560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{102497}}^1$

素因数の和:102870

約数の個数: 64

約数和(自身を含む): 45201618000

約数和(自身を除く): 26600462440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 349, 520, 698, 1396, 1745, 2792, 3490, 4537, 6980, 9074, 13960, 18148, 22685, 36296, 45370, 90740, 102497, 181480, 204994, 409988, 512485, 819976, 1024970, 1332461, 2049940, 2664922, 4099880, 5329844, 6662305, 10659688, 13324610, 26649220, 35771453, 53298440, 71542906, 143085812, 178857265, 286171624, 357714530, 465028889, 715429060, 930057778, 1430858120, 1860115556, 2325144445, 3720231112, 4650288890, 9300577780, 18601155560]

約数ペア:

[(1, 18601155560), (2, 9300577780), (4, 4650288890), (5, 3720231112), (8, 2325144445), (10, 1860115556), (13, 1430858120), (20, 930057778), (26, 715429060), (40, 465028889), (52, 357714530), (65, 286171624), (104, 178857265), (130, 143085812), (260, 71542906), (349, 53298440), (520, 35771453), (698, 26649220), (1396, 13324610), (1745, 10659688), (2792, 6662305), (3490, 5329844), (4537, 4099880), (6980, 2664922), (9074, 2049940), (13960, 1332461), (18148, 1024970), (22685, 819976), (36296, 512485), (45370, 409988), (90740, 204994), (102497, 181480)]