66854540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 159667200

約数和(自身を除く): 92812660

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 79, 85, 95, 131, 158, 170, 190, 262, 316, 323, 340, 380, 395, 524, 646, 655, 790, 1292, 1310, 1343, 1501, 1580, 1615, 2227, 2489, 2620, 2686, 3002, 3230, 4454, 4978, 5372, 6004, 6460, 6715, 7505, 8908, 9956, 10349, 11135, 12445, 13430, 15010, 20698, 22270, 24890, 25517, 26860, 30020, 41396, 42313, 44540, 49780, 51034, 51745, 84626, 102068, 103490, 127585, 169252, 175933, 196631, 206980, 211565, 255170, 351866, 393262, 423130, 510340, 703732, 786524, 846260, 879665, 983155, 1759330, 1966310, 3342727, 3518660, 3932620, 6685454, 13370908, 16713635, 33427270, 66854540]

約数ペア:

[(1, 66854540), (2, 33427270), (4, 16713635), (5, 13370908), (10, 6685454), (17, 3932620), (19, 3518660), (20, 3342727), (34, 1966310), (38, 1759330), (68, 983155), (76, 879665), (79, 846260), (85, 786524), (95, 703732), (131, 510340), (158, 423130), (170, 393262), (190, 351866), (262, 255170), (316, 211565), (323, 206980), (340, 196631), (380, 175933), (395, 169252), (524, 127585), (646, 103490), (655, 102068), (790, 84626), (1292, 51745), (1310, 51034), (1343, 49780), (1501, 44540), (1580, 42313), (1615, 41396), (2227, 30020), (2489, 26860), (2620, 25517), (2686, 24890), (3002, 22270), (3230, 20698), (4454, 15010), (4978, 13430), (5372, 12445), (6004, 11135), (6460, 10349), (6715, 9956), (7505, 8908)]