71905820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 182504448

約数和(自身を除く): 110598628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 137, 140, 161, 163, 230, 274, 322, 326, 460, 548, 644, 652, 685, 805, 815, 959, 1141, 1370, 1610, 1630, 1918, 2282, 2740, 3151, 3220, 3260, 3749, 3836, 4564, 4795, 5705, 6302, 7498, 9590, 11410, 12604, 14996, 15755, 18745, 19180, 22057, 22331, 22820, 26243, 31510, 37490, 44114, 44662, 52486, 63020, 74980, 88228, 89324, 104972, 110285, 111655, 131215, 156317, 220570, 223310, 262430, 312634, 441140, 446620, 513613, 524860, 625268, 781585, 1027226, 1563170, 2054452, 2568065, 3126340, 3595291, 5136130, 7190582, 10272260, 14381164, 17976455, 35952910, 71905820]

約数ペア:

[(1, 71905820), (2, 35952910), (4, 17976455), (5, 14381164), (7, 10272260), (10, 7190582), (14, 5136130), (20, 3595291), (23, 3126340), (28, 2568065), (35, 2054452), (46, 1563170), (70, 1027226), (92, 781585), (115, 625268), (137, 524860), (140, 513613), (161, 446620), (163, 441140), (230, 312634), (274, 262430), (322, 223310), (326, 220570), (460, 156317), (548, 131215), (644, 111655), (652, 110285), (685, 104972), (805, 89324), (815, 88228), (959, 74980), (1141, 63020), (1370, 52486), (1610, 44662), (1630, 44114), (1918, 37490), (2282, 31510), (2740, 26243), (3151, 22820), (3220, 22331), (3260, 22057), (3749, 19180), (3836, 18745), (4564, 15755), (4795, 14996), (5705, 12604), (6302, 11410), (7498, 9590)]