395035390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 757719360

約数和(自身を除く): 362683970

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 137, 145, 163, 274, 290, 305, 326, 610, 685, 815, 1370, 1630, 1769, 3538, 3973, 4727, 7946, 8357, 8845, 9454, 9943, 16714, 17690, 19865, 19886, 22331, 23635, 39730, 41785, 44662, 47270, 49715, 83570, 99430, 111655, 223310, 242353, 288347, 484706, 576694, 647599, 1211765, 1295198, 1362191, 1441735, 2423530, 2724382, 2883470, 3237995, 6475990, 6810955, 13621910, 39503539, 79007078, 197517695, 395035390]

約数ペア:

[(1, 395035390), (2, 197517695), (5, 79007078), (10, 39503539), (29, 13621910), (58, 6810955), (61, 6475990), (122, 3237995), (137, 2883470), (145, 2724382), (163, 2423530), (274, 1441735), (290, 1362191), (305, 1295198), (326, 1211765), (610, 647599), (685, 576694), (815, 484706), (1370, 288347), (1630, 242353), (1769, 223310), (3538, 111655), (3973, 99430), (4727, 83570), (7946, 49715), (8357, 47270), (8845, 44662), (9454, 41785), (9943, 39730), (16714, 23635), (17690, 22331), (19865, 19886)]