219576100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{367}}^1$

素因数の和:605

約数の個数: 72

約数和(自身を含む): 495746048

約数和(自身を除く): 276169948

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 193, 310, 367, 386, 620, 734, 772, 775, 965, 1468, 1550, 1835, 1930, 3100, 3670, 3860, 4825, 5983, 7340, 9175, 9650, 11377, 11966, 18350, 19300, 22754, 23932, 29915, 36700, 45508, 56885, 59830, 70831, 113770, 119660, 141662, 149575, 227540, 283324, 284425, 299150, 354155, 568850, 598300, 708310, 1137700, 1416620, 1770775, 2195761, 3541550, 4391522, 7083100, 8783044, 10978805, 21957610, 43915220, 54894025, 109788050, 219576100]

約数ペア:

[(1, 219576100), (2, 109788050), (4, 54894025), (5, 43915220), (10, 21957610), (20, 10978805), (25, 8783044), (31, 7083100), (50, 4391522), (62, 3541550), (100, 2195761), (124, 1770775), (155, 1416620), (193, 1137700), (310, 708310), (367, 598300), (386, 568850), (620, 354155), (734, 299150), (772, 284425), (775, 283324), (965, 227540), (1468, 149575), (1550, 141662), (1835, 119660), (1930, 113770), (3100, 70831), (3670, 59830), (3860, 56885), (4825, 45508), (5983, 36700), (7340, 29915), (9175, 23932), (9650, 22754), (11377, 19300), (11966, 18350)]