80457095620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{49481}}^1$

素因数の和:49909

約数の個数: 96

約数和(自身を含む): 194523638400

約数和(自身を除く): 114066542780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 389, 418, 778, 836, 1045, 1556, 1945, 2090, 3890, 4180, 4279, 7391, 7780, 8558, 14782, 17116, 21395, 29564, 36955, 42790, 49481, 73910, 81301, 85580, 98962, 147820, 162602, 197924, 247405, 325204, 406505, 494810, 544291, 813010, 940139, 989620, 1088582, 1626020, 1880278, 2177164, 2721455, 3760556, 4700695, 5442910, 9401390, 10341529, 10885820, 18802780, 19248109, 20683058, 38496218, 41366116, 51707645, 76992436, 96240545, 103415290, 192481090, 206830580, 211729199, 365714071, 384962180, 423458398, 731428142, 846916796, 1058645995, 1462856284, 1828570355, 2117291990, 3657140710, 4022854781, 4234583980, 7314281420, 8045709562, 16091419124, 20114273905, 40228547810, 80457095620]

約数ペア:

[(1, 80457095620), (2, 40228547810), (4, 20114273905), (5, 16091419124), (10, 8045709562), (11, 7314281420), (19, 4234583980), (20, 4022854781), (22, 3657140710), (38, 2117291990), (44, 1828570355), (55, 1462856284), (76, 1058645995), (95, 846916796), (110, 731428142), (190, 423458398), (209, 384962180), (220, 365714071), (380, 211729199), (389, 206830580), (418, 192481090), (778, 103415290), (836, 96240545), (1045, 76992436), (1556, 51707645), (1945, 41366116), (2090, 38496218), (3890, 20683058), (4180, 19248109), (4279, 18802780), (7391, 10885820), (7780, 10341529), (8558, 9401390), (14782, 5442910), (17116, 4700695), (21395, 3760556), (29564, 2721455), (36955, 2177164), (42790, 1880278), (49481, 1626020), (73910, 1088582), (81301, 989620), (85580, 940139), (98962, 813010), (147820, 544291), (162602, 494810), (197924, 406505), (247405, 325204)]