804509210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{997}}^1$

素因数の和:1191

約数の個数: 64

約数和(自身を含む): 1586580480

約数和(自身を除く): 782071270

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 137, 155, 190, 274, 310, 589, 685, 997, 1178, 1370, 1994, 2603, 2945, 4247, 4985, 5206, 5890, 8494, 9970, 13015, 18943, 21235, 26030, 30907, 37886, 42470, 61814, 80693, 94715, 136589, 154535, 161386, 189430, 273178, 309070, 403465, 587233, 682945, 806930, 1174466, 1365890, 2595191, 2936165, 4234259, 5190382, 5872330, 8468518, 12975955, 21171295, 25951910, 42342590, 80450921, 160901842, 402254605, 804509210]

約数ペア:

[(1, 804509210), (2, 402254605), (5, 160901842), (10, 80450921), (19, 42342590), (31, 25951910), (38, 21171295), (62, 12975955), (95, 8468518), (137, 5872330), (155, 5190382), (190, 4234259), (274, 2936165), (310, 2595191), (589, 1365890), (685, 1174466), (997, 806930), (1178, 682945), (1370, 587233), (1994, 403465), (2603, 309070), (2945, 273178), (4247, 189430), (4985, 161386), (5206, 154535), (5890, 136589), (8494, 94715), (9970, 80693), (13015, 61814), (18943, 42470), (21235, 37886), (26030, 30907)]