38019905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 62249472

約数和(自身を除く): 24229567

約数列:

[1, 5, 7, 11, 17, 35, 37, 55, 77, 85, 119, 157, 185, 187, 259, 385, 407, 595, 629, 785, 935, 1099, 1295, 1309, 1727, 2035, 2669, 2849, 3145, 4403, 5495, 5809, 6545, 6919, 8635, 12089, 13345, 14245, 18683, 22015, 29045, 29359, 34595, 40663, 48433, 60445, 63899, 93415, 98753, 146795, 203315, 205513, 242165, 319495, 447293, 493765, 691271, 1027565, 1086283, 2236465, 3456355, 5431415, 7603981, 38019905]

約数ペア:

[(1, 38019905), (5, 7603981), (7, 5431415), (11, 3456355), (17, 2236465), (35, 1086283), (37, 1027565), (55, 691271), (77, 493765), (85, 447293), (119, 319495), (157, 242165), (185, 205513), (187, 203315), (259, 146795), (385, 98753), (407, 93415), (595, 63899), (629, 60445), (785, 48433), (935, 40663), (1099, 34595), (1295, 29359), (1309, 29045), (1727, 22015), (2035, 18683), (2669, 14245), (2849, 13345), (3145, 12089), (4403, 8635), (5495, 6919), (5809, 6545)]