280841050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1451}}^1$

素因数の和:1556

約数の個数: 72

約数和(自身を含む): 615764160

約数和(自身を除く): 334923110

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 79, 98, 158, 175, 245, 350, 395, 490, 553, 790, 1106, 1225, 1451, 1975, 2450, 2765, 2902, 3871, 3950, 5530, 7255, 7742, 10157, 13825, 14510, 19355, 20314, 27650, 36275, 38710, 50785, 71099, 72550, 96775, 101570, 114629, 142198, 193550, 229258, 253925, 355495, 507850, 573145, 710990, 802403, 1146290, 1604806, 1777475, 2865725, 3554950, 4012015, 5616821, 5731450, 8024030, 11233642, 20060075, 28084105, 40120150, 56168210, 140420525, 280841050]

約数ペア:

[(1, 280841050), (2, 140420525), (5, 56168210), (7, 40120150), (10, 28084105), (14, 20060075), (25, 11233642), (35, 8024030), (49, 5731450), (50, 5616821), (70, 4012015), (79, 3554950), (98, 2865725), (158, 1777475), (175, 1604806), (245, 1146290), (350, 802403), (395, 710990), (490, 573145), (553, 507850), (790, 355495), (1106, 253925), (1225, 229258), (1451, 193550), (1975, 142198), (2450, 114629), (2765, 101570), (2902, 96775), (3871, 72550), (3950, 71099), (5530, 50785), (7255, 38710), (7742, 36275), (10157, 27650), (13825, 20314), (14510, 19355)]