66880457980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{47501}}^1$

素因数の和:47719

約数の個数: 96

約数和(自身を含む): 163756494720

約数和(自身を除く): 96876036740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 113, 140, 178, 226, 356, 445, 452, 565, 623, 791, 890, 1130, 1246, 1582, 1780, 2260, 2492, 3115, 3164, 3955, 6230, 7910, 10057, 12460, 15820, 20114, 40228, 47501, 50285, 70399, 95002, 100570, 140798, 190004, 201140, 237505, 281596, 332507, 351995, 475010, 665014, 703990, 950020, 1330028, 1407980, 1662535, 3325070, 4227589, 5367613, 6650140, 8455178, 10735226, 16910356, 21137945, 21470452, 26838065, 29593123, 37573291, 42275890, 53676130, 59186246, 75146582, 84551780, 107352260, 118372492, 147965615, 150293164, 187866455, 295931230, 375732910, 477717557, 591862460, 751465820, 955435114, 1910870228, 2388587785, 3344022899, 4777175570, 6688045798, 9554351140, 13376091596, 16720114495, 33440228990, 66880457980]

約数ペア:

[(1, 66880457980), (2, 33440228990), (4, 16720114495), (5, 13376091596), (7, 9554351140), (10, 6688045798), (14, 4777175570), (20, 3344022899), (28, 2388587785), (35, 1910870228), (70, 955435114), (89, 751465820), (113, 591862460), (140, 477717557), (178, 375732910), (226, 295931230), (356, 187866455), (445, 150293164), (452, 147965615), (565, 118372492), (623, 107352260), (791, 84551780), (890, 75146582), (1130, 59186246), (1246, 53676130), (1582, 42275890), (1780, 37573291), (2260, 29593123), (2492, 26838065), (3115, 21470452), (3164, 21137945), (3955, 16910356), (6230, 10735226), (7910, 8455178), (10057, 6650140), (12460, 5367613), (15820, 4227589), (20114, 3325070), (40228, 1662535), (47501, 1407980), (50285, 1330028), (70399, 950020), (95002, 703990), (100570, 665014), (140798, 475010), (190004, 351995), (201140, 332507), (237505, 281596)]