78676850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1889}}^1$

素因数の和:1932

約数の個数: 72

約数和(自身を含む): 180340020

約数和(自身を除く): 101663170

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 49, 50, 70, 85, 98, 119, 170, 175, 238, 245, 350, 425, 490, 595, 833, 850, 1190, 1225, 1666, 1889, 2450, 2975, 3778, 4165, 5950, 8330, 9445, 13223, 18890, 20825, 26446, 32113, 41650, 47225, 64226, 66115, 92561, 94450, 132230, 160565, 185122, 224791, 321130, 330575, 449582, 462805, 661150, 802825, 925610, 1123955, 1573537, 1605650, 2247910, 2314025, 3147074, 4628050, 5619775, 7867685, 11239550, 15735370, 39338425, 78676850]

約数ペア:

[(1, 78676850), (2, 39338425), (5, 15735370), (7, 11239550), (10, 7867685), (14, 5619775), (17, 4628050), (25, 3147074), (34, 2314025), (35, 2247910), (49, 1605650), (50, 1573537), (70, 1123955), (85, 925610), (98, 802825), (119, 661150), (170, 462805), (175, 449582), (238, 330575), (245, 321130), (350, 224791), (425, 185122), (490, 160565), (595, 132230), (833, 94450), (850, 92561), (1190, 66115), (1225, 64226), (1666, 47225), (1889, 41650), (2450, 32113), (2975, 26446), (3778, 20825), (4165, 18890), (5950, 13223), (8330, 9445)]