49888680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21881}}^1$

素因数の和:21914

約数の個数: 64

約数和(自身を含む): 157550400

約数和(自身を除く): 107661720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 21881, 43762, 65643, 87524, 109405, 131286, 175048, 218810, 262572, 328215, 415739, 437620, 525144, 656430, 831478, 875240, 1247217, 1312860, 1662956, 2078695, 2494434, 2625720, 3325912, 4157390, 4988868, 6236085, 8314780, 9977736, 12472170, 16629560, 24944340, 49888680]

約数ペア:

[(1, 49888680), (2, 24944340), (3, 16629560), (4, 12472170), (5, 9977736), (6, 8314780), (8, 6236085), (10, 4988868), (12, 4157390), (15, 3325912), (19, 2625720), (20, 2494434), (24, 2078695), (30, 1662956), (38, 1312860), (40, 1247217), (57, 875240), (60, 831478), (76, 656430), (95, 525144), (114, 437620), (120, 415739), (152, 328215), (190, 262572), (228, 218810), (285, 175048), (380, 131286), (456, 109405), (570, 87524), (760, 65643), (1140, 43762), (2280, 21881)]