61021415

素因数分解:

$5^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:86

約数の個数: 80

約数和(自身を含む): 101642688

約数和(自身を除く): 40621273

約数列:

[1, 5, 7, 13, 17, 23, 35, 49, 65, 85, 91, 115, 119, 161, 221, 245, 299, 343, 391, 455, 595, 637, 805, 833, 1105, 1127, 1495, 1547, 1715, 1955, 2093, 2401, 2737, 3185, 4165, 4459, 5083, 5635, 5831, 7735, 7889, 10465, 10829, 12005, 13685, 14651, 19159, 22295, 25415, 29155, 31213, 35581, 39445, 40817, 54145, 55223, 73255, 75803, 95795, 102557, 134113, 156065, 177905, 204085, 249067, 276115, 379015, 512785, 530621, 670565, 717899, 938791, 1245335, 1743469, 2653105, 3589495, 4693955, 8717345, 12204283, 61021415]

約数ペア:

[(1, 61021415), (5, 12204283), (7, 8717345), (13, 4693955), (17, 3589495), (23, 2653105), (35, 1743469), (49, 1245335), (65, 938791), (85, 717899), (91, 670565), (115, 530621), (119, 512785), (161, 379015), (221, 276115), (245, 249067), (299, 204085), (343, 177905), (391, 156065), (455, 134113), (595, 102557), (637, 95795), (805, 75803), (833, 73255), (1105, 55223), (1127, 54145), (1495, 40817), (1547, 39445), (1715, 35581), (1955, 31213), (2093, 29155), (2401, 25415), (2737, 22295), (3185, 19159), (4165, 14651), (4459, 13685), (5083, 12005), (5635, 10829), (5831, 10465), (7735, 7889)]