75981465

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{251}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 156147264

約数和(自身を除く): 80165799

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 251, 279, 315, 465, 651, 753, 961, 1085, 1255, 1395, 1757, 1953, 2259, 2883, 3255, 3765, 4805, 5271, 6727, 7781, 8649, 8785, 9765, 11295, 14415, 15813, 20181, 23343, 26355, 33635, 38905, 43245, 54467, 60543, 70029, 79065, 100905, 116715, 163401, 241211, 272335, 302715, 350145, 490203, 723633, 817005, 1206055, 1688477, 2170899, 2451015, 3618165, 5065431, 8442385, 10854495, 15196293, 25327155, 75981465]

約数ペア:

[(1, 75981465), (3, 25327155), (5, 15196293), (7, 10854495), (9, 8442385), (15, 5065431), (21, 3618165), (31, 2451015), (35, 2170899), (45, 1688477), (63, 1206055), (93, 817005), (105, 723633), (155, 490203), (217, 350145), (251, 302715), (279, 272335), (315, 241211), (465, 163401), (651, 116715), (753, 100905), (961, 79065), (1085, 70029), (1255, 60543), (1395, 54467), (1757, 43245), (1953, 38905), (2259, 33635), (2883, 26355), (3255, 23343), (3765, 20181), (4805, 15813), (5271, 14415), (6727, 11295), (7781, 9765), (8649, 8785)]