400785616

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{5333}}^1$

素因数の和:5420

約数の個数: 80

約数和(自身を含む): 984187008

約数和(自身を除く): 583401392

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 61, 77, 88, 112, 122, 154, 176, 244, 308, 427, 488, 616, 671, 854, 976, 1232, 1342, 1708, 2684, 3416, 4697, 5333, 5368, 6832, 9394, 10666, 10736, 18788, 21332, 37331, 37576, 42664, 58663, 74662, 75152, 85328, 117326, 149324, 234652, 298648, 325313, 410641, 469304, 597296, 650626, 821282, 938608, 1301252, 1642564, 2277191, 2602504, 3285128, 3578443, 4554382, 5205008, 6570256, 7156886, 9108764, 14313772, 18217528, 25049101, 28627544, 36435056, 50098202, 57255088, 100196404, 200392808, 400785616]

約数ペア:

[(1, 400785616), (2, 200392808), (4, 100196404), (7, 57255088), (8, 50098202), (11, 36435056), (14, 28627544), (16, 25049101), (22, 18217528), (28, 14313772), (44, 9108764), (56, 7156886), (61, 6570256), (77, 5205008), (88, 4554382), (112, 3578443), (122, 3285128), (154, 2602504), (176, 2277191), (244, 1642564), (308, 1301252), (427, 938608), (488, 821282), (616, 650626), (671, 597296), (854, 469304), (976, 410641), (1232, 325313), (1342, 298648), (1708, 234652), (2684, 149324), (3416, 117326), (4697, 85328), (5333, 75152), (5368, 74662), (6832, 58663), (9394, 42664), (10666, 37576), (10736, 37331), (18788, 21332)]