4950873016

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1\times {\mathrm{821}}^1$

素因数の和:1352

約数の個数: 64

約数和(自身を含む): 9908388000

約数和(自身を除く): 4957514984

約数列:

[1, 2, 4, 8, 19, 38, 76, 97, 152, 194, 388, 409, 776, 818, 821, 1636, 1642, 1843, 3272, 3284, 3686, 6568, 7372, 7771, 14744, 15542, 15599, 31084, 31198, 39673, 62168, 62396, 79346, 79637, 124792, 158692, 159274, 317384, 318548, 335789, 637096, 671578, 753787, 1343156, 1507574, 1513103, 2686312, 3015148, 3026206, 6030296, 6052412, 6379991, 12104824, 12759982, 25519964, 32571533, 51039928, 65143066, 130286132, 260572264, 618859127, 1237718254, 2475436508, 4950873016]

約数ペア:

[(1, 4950873016), (2, 2475436508), (4, 1237718254), (8, 618859127), (19, 260572264), (38, 130286132), (76, 65143066), (97, 51039928), (152, 32571533), (194, 25519964), (388, 12759982), (409, 12104824), (776, 6379991), (818, 6052412), (821, 6030296), (1636, 3026206), (1642, 3015148), (1843, 2686312), (3272, 1513103), (3284, 1507574), (3686, 1343156), (6568, 753787), (7372, 671578), (7771, 637096), (14744, 335789), (15542, 318548), (15599, 317384), (31084, 159274), (31198, 158692), (39673, 124792), (62168, 79637), (62396, 79346)]