80995518

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{887}}^1$

素因数の和:1006

約数の個数: 64

約数和(自身を含む): 191808000

約数和(自身を除く): 110812482

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 89, 114, 171, 178, 267, 342, 513, 534, 801, 887, 1026, 1602, 1691, 1774, 2403, 2661, 3382, 4806, 5073, 5322, 7983, 10146, 15219, 15966, 16853, 23949, 30438, 33706, 45657, 47898, 50559, 78943, 91314, 101118, 151677, 157886, 236829, 303354, 455031, 473658, 710487, 910062, 1420974, 1499917, 2131461, 2999834, 4262922, 4499751, 8999502, 13499253, 26998506, 40497759, 80995518]

約数ペア:

[(1, 80995518), (2, 40497759), (3, 26998506), (6, 13499253), (9, 8999502), (18, 4499751), (19, 4262922), (27, 2999834), (38, 2131461), (54, 1499917), (57, 1420974), (89, 910062), (114, 710487), (171, 473658), (178, 455031), (267, 303354), (342, 236829), (513, 157886), (534, 151677), (801, 101118), (887, 91314), (1026, 78943), (1602, 50559), (1691, 47898), (1774, 45657), (2403, 33706), (2661, 30438), (3382, 23949), (4806, 16853), (5073, 15966), (5322, 15219), (7983, 10146)]