16804515220

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1663}}^1\times {\mathrm{7541}}^1$

素因数の和:9280

約数の個数: 48

約数和(自身を含む): 35842480128

約数和(自身を除く): 19037964908

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 1663, 3326, 6652, 7541, 8315, 15082, 16630, 30164, 33260, 37705, 75410, 111421, 150820, 222842, 445684, 505247, 557105, 1010494, 1114210, 2020988, 2228420, 2526235, 5052470, 10104940, 12540683, 25081366, 50162732, 62703415, 125406830, 250813660, 840225761, 1680451522, 3360903044, 4201128805, 8402257610, 16804515220]

約数ペア:

[(1, 16804515220), (2, 8402257610), (4, 4201128805), (5, 3360903044), (10, 1680451522), (20, 840225761), (67, 250813660), (134, 125406830), (268, 62703415), (335, 50162732), (670, 25081366), (1340, 12540683), (1663, 10104940), (3326, 5052470), (6652, 2526235), (7541, 2228420), (8315, 2020988), (15082, 1114210), (16630, 1010494), (30164, 557105), (33260, 505247), (37705, 445684), (75410, 222842), (111421, 150820)]