49520020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 120185856

約数和(自身を除く): 70665836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 53, 55, 62, 106, 110, 124, 137, 155, 212, 220, 265, 274, 310, 341, 530, 548, 583, 620, 682, 685, 1060, 1166, 1364, 1370, 1507, 1643, 1705, 2332, 2740, 2915, 3014, 3286, 3410, 4247, 5830, 6028, 6572, 6820, 7261, 7535, 8215, 8494, 11660, 14522, 15070, 16430, 16988, 18073, 21235, 29044, 30140, 32860, 36146, 36305, 42470, 46717, 72292, 72610, 79871, 84940, 90365, 93434, 145220, 159742, 180730, 186868, 225091, 233585, 319484, 361460, 399355, 450182, 467170, 798710, 900364, 934340, 1125455, 1597420, 2250910, 2476001, 4501820, 4952002, 9904004, 12380005, 24760010, 49520020]

約数ペア:

[(1, 49520020), (2, 24760010), (4, 12380005), (5, 9904004), (10, 4952002), (11, 4501820), (20, 2476001), (22, 2250910), (31, 1597420), (44, 1125455), (53, 934340), (55, 900364), (62, 798710), (106, 467170), (110, 450182), (124, 399355), (137, 361460), (155, 319484), (212, 233585), (220, 225091), (265, 186868), (274, 180730), (310, 159742), (341, 145220), (530, 93434), (548, 90365), (583, 84940), (620, 79871), (682, 72610), (685, 72292), (1060, 46717), (1166, 42470), (1364, 36305), (1370, 36146), (1507, 32860), (1643, 30140), (1705, 29044), (2332, 21235), (2740, 18073), (2915, 16988), (3014, 16430), (3286, 15070), (3410, 14522), (4247, 11660), (5830, 8494), (6028, 8215), (6572, 7535), (6820, 7261)]