27898980410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{7603}}^1$

素因数の和:7756

約数の個数: 128

約数和(自身を含む): 63070617600

約数和(自身を除く): 35171637190

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 38, 62, 70, 89, 95, 133, 155, 178, 190, 217, 266, 310, 434, 445, 589, 623, 665, 890, 1085, 1178, 1246, 1330, 1691, 2170, 2759, 2945, 3115, 3382, 4123, 5518, 5890, 6230, 7603, 8246, 8455, 11837, 13795, 15206, 16910, 19313, 20615, 23674, 27590, 38015, 38626, 41230, 52421, 53221, 59185, 76030, 96565, 104842, 106442, 118370, 144457, 193130, 235693, 262105, 266105, 288914, 366947, 471386, 524210, 532210, 676667, 722285, 733894, 1011199, 1178465, 1353334, 1444570, 1649851, 1834735, 2022398, 2356930, 3299702, 3383335, 3669470, 4478167, 4736669, 5055995, 6766670, 8249255, 8956334, 9473338, 10111990, 12856673, 16498510, 20976677, 22390835, 23683345, 25713346, 31347169, 41953354, 44781670, 47366690, 62694338, 64283365, 89996711, 104883385, 128566730, 146836739, 156735845, 179993422, 209766770, 293673478, 313471690, 398556863, 449983555, 734183695, 797113726, 899967110, 1468367390, 1992784315, 2789898041, 3985568630, 5579796082, 13949490205, 27898980410]

約数ペア:

[(1, 27898980410), (2, 13949490205), (5, 5579796082), (7, 3985568630), (10, 2789898041), (14, 1992784315), (19, 1468367390), (31, 899967110), (35, 797113726), (38, 734183695), (62, 449983555), (70, 398556863), (89, 313471690), (95, 293673478), (133, 209766770), (155, 179993422), (178, 156735845), (190, 146836739), (217, 128566730), (266, 104883385), (310, 89996711), (434, 64283365), (445, 62694338), (589, 47366690), (623, 44781670), (665, 41953354), (890, 31347169), (1085, 25713346), (1178, 23683345), (1246, 22390835), (1330, 20976677), (1691, 16498510), (2170, 12856673), (2759, 10111990), (2945, 9473338), (3115, 8956334), (3382, 8249255), (4123, 6766670), (5518, 5055995), (5890, 4736669), (6230, 4478167), (7603, 3669470), (8246, 3383335), (8455, 3299702), (11837, 2356930), (13795, 2022398), (15206, 1834735), (16910, 1649851), (19313, 1444570), (20615, 1353334), (23674, 1178465), (27590, 1011199), (38015, 733894), (38626, 722285), (41230, 676667), (52421, 532210), (53221, 524210), (59185, 471386), (76030, 366947), (96565, 288914), (104842, 266105), (106442, 262105), (118370, 235693), (144457, 193130)]