121453850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:672

約数の個数: 72

約数和(自身を含む): 266216220

約数和(自身を除く): 144762370

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 89, 98, 175, 178, 245, 350, 445, 490, 557, 623, 890, 1114, 1225, 1246, 2225, 2450, 2785, 3115, 3899, 4361, 4450, 5570, 6230, 7798, 8722, 13925, 15575, 19495, 21805, 27293, 27850, 31150, 38990, 43610, 49573, 54586, 97475, 99146, 109025, 136465, 194950, 218050, 247865, 272930, 347011, 495730, 682325, 694022, 1239325, 1364650, 1735055, 2429077, 2478650, 3470110, 4858154, 8675275, 12145385, 17350550, 24290770, 60726925, 121453850]

約数ペア:

[(1, 121453850), (2, 60726925), (5, 24290770), (7, 17350550), (10, 12145385), (14, 8675275), (25, 4858154), (35, 3470110), (49, 2478650), (50, 2429077), (70, 1735055), (89, 1364650), (98, 1239325), (175, 694022), (178, 682325), (245, 495730), (350, 347011), (445, 272930), (490, 247865), (557, 218050), (623, 194950), (890, 136465), (1114, 109025), (1225, 99146), (1246, 97475), (2225, 54586), (2450, 49573), (2785, 43610), (3115, 38990), (3899, 31150), (4361, 27850), (4450, 27293), (5570, 21805), (6230, 19495), (7798, 15575), (8722, 13925)]